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Info

Welcome to the generated API reference. Get Postman Collection

Preamble

This is the documentation of the open API of the NKN blockchain. The queried data can be used for your own free-to-use projects and for testing purposes. The queried data cannot be used in any commercial product. You are free to create your own instance of this API by getting the code under https://github.com/rule110-io/nkn-open-api/

Address book

Endpoints for querying registered names in the NKN blockchain

Get all registered wallet names

Returns paginated list of all registered wallet names, the registrants public key and the associated wallet address.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/address-book?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/address-book"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "current_page": 1,
    "data": [],
    "first_page_url": "http:\/\/localhost\/api\/v1\/address-book?page=1",
    "from": null,
    "next_page_url": null,
    "path": "http:\/\/localhost\/api\/v1\/address-book",
    "per_page": "4",
    "prev_page_url": null,
    "to": null
}

HTTP Request

GET api/v1/address-book

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Get names by address

Returns the names associated to specific wallet address

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/address-book/address/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/address-book/address/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

[]

HTTP Request

GET api/v1/address-book/address/{walletAddress}

URL Parameters

Parameter Status Description
walletAddress required The wallet address.

Get address by name

Returns the address of a specific name

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/address-book/name/ChrisT_NKNx" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/address-book/name/ChrisT_NKNx"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{}

HTTP Request

GET api/v1/address-book/name/{walletName}

URL Parameters

Parameter Status Description
walletName optional The wallet name.

Addresses

Endpoints for address-based queries

Get all addresses

Returns paginated list of all addresses

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/addresses?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/addresses"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "addresses": {
        "current_page": 1,
        "data": [
            {
                "address": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                "count_transactions": 10385,
                "first_transaction": "2020-06-22 10:17:53",
                "last_transaction": "2020-07-06 21:41:45",
                "balance": null
            },
            {
                "address": "NKNJWxBMtxq88pgwJUenaiQLix8j7C8oQg54",
                "count_transactions": 1,
                "first_transaction": "2020-07-06 17:46:02",
                "last_transaction": "2020-07-06 17:46:02",
                "balance": null
            },
            {
                "address": "NKNFfxLoTj6pfb11WPpCwPA9v8HBUqJf8jrB",
                "count_transactions": 68,
                "first_transaction": "2020-06-22 10:27:57",
                "last_transaction": "2020-07-06 17:45:20",
                "balance": null
            },
            {
                "address": "NKNCEffzuiC6NyubRNTNTb4mTVtzevpBhP8s",
                "count_transactions": 2,
                "first_transaction": "2020-06-28 16:35:05",
                "last_transaction": "2020-06-28 16:35:26",
                "balance": null
            }
        ],
        "first_page_url": "http:\/\/localhost\/api\/v1\/addresses?page=1",
        "from": 1,
        "next_page_url": "http:\/\/localhost\/api\/v1\/addresses?page=2",
        "path": "http:\/\/localhost\/api\/v1\/addresses",
        "per_page": "4",
        "prev_page_url": null,
        "to": 4
    },
    "sumAddresses": 1322
}

HTTP Request

GET api/v1/addresses

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Get single address by walletAddr

Returns a specific address based on the wallet address

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "address": "NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg",
    "count_transactions": 256,
    "first_transaction": "2020-06-22 11:04:30",
    "last_transaction": "2020-06-25 22:24:33",
    "balance": null,
    "name": []
}

HTTP Request

GET api/v1/addresses/{address}

URL Parameters

Parameter Status Description
address required The wallet address.

Get Address transactions

Returns paginated list of all transactions of an address

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg/transactions?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg/transactions"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "current_page": 1,
    "data": [
        {
            "id": 60595,
            "block_id": 25015,
            "attributes": "7c4366e332339ce44cbd9bd7b496734e74cc622ae2ce0f687181836d06d0ad1a",
            "fee": 0,
            "hash": "2db744d5f68b160e3a4df4229cfd8d2e27e2c75cdf82d769d521b4b496f58c66",
            "nonce": "1414051",
            "txType": "COINBASE_TYPE",
            "block_height": 1414051,
            "created_at": "2020-06-25 22:24:33",
            "payload": {
                "id": 60595,
                "transaction_id": 60595,
                "payloadType": "COINBASE_TYPE",
                "sender": "fd53fc1110ecbb94217ae51528912b0dfd9d9955",
                "senderWallet": "NKNaaaaaaaaaaaaaaaaaaaaaaaaaaaeJ6gxa",
                "recipient": "dbd7cfa5e5a780731943ec150f34e7c4cb773f62",
                "recipientWallet": "NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg",
                "amount": 1141552511,
                "submitter": null,
                "registrant": null,
                "registrantWallet": null,
                "name": null,
                "subscriber": null,
                "identifier": null,
                "topic": null,
                "bucket": null,
                "duration": null,
                "meta": null,
                "public_key": null,
                "registration_fee": null,
                "nonce": null,
                "txn_expiration": null,
                "symbol": null,
                "total_supply": null,
                "precision": null,
                "nano_pay_expiration": null,
                "signerPk": "84ceb51b7ac22e9b110f3863662ebbccdd5744b6ed95dbaafc8dda7620459430",
                "added_at": "2020-06-28 17:07:57",
                "created_at": "2020-06-25 22:24:33",
                "generateWallet": null,
                "subscriberWallet": null,
                "sigchain": null
            },
            "programs": []
        },
        {
            "id": 60465,
            "block_id": 24954,
            "attributes": "cf4ccdeaac2c6d5e7f29b89036b08f2b69b7976883871bdad62d4c114d961f27",
            "fee": 0,
            "hash": "6f8be63cecd28ee23b845945fdf3ac11da05889655e819125b351b9c57cb29a3",
            "nonce": "1408535",
            "txType": "COINBASE_TYPE",
            "block_height": 1408535,
            "created_at": "2020-06-24 13:23:25",
            "payload": {
                "id": 60465,
                "transaction_id": 60465,
                "payloadType": "COINBASE_TYPE",
                "sender": "fd53fc1110ecbb94217ae51528912b0dfd9d9955",
                "senderWallet": "NKNaaaaaaaaaaaaaaaaaaaaaaaaaaaeJ6gxa",
                "recipient": "dbd7cfa5e5a780731943ec150f34e7c4cb773f62",
                "recipientWallet": "NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg",
                "amount": 1141552511,
                "submitter": null,
                "registrant": null,
                "registrantWallet": null,
                "name": null,
                "subscriber": null,
                "identifier": null,
                "topic": null,
                "bucket": null,
                "duration": null,
                "meta": null,
                "public_key": null,
                "registration_fee": null,
                "nonce": null,
                "txn_expiration": null,
                "symbol": null,
                "total_supply": null,
                "precision": null,
                "nano_pay_expiration": null,
                "signerPk": "148ff12d91a3eb0e6d4f9f48298447470126e3176796a87546caed2812e7fcff",
                "added_at": "2020-06-28 17:07:54",
                "created_at": "2020-06-24 13:23:25",
                "generateWallet": null,
                "subscriberWallet": null,
                "sigchain": null
            },
            "programs": []
        },
        {
            "id": 60292,
            "block_id": 24882,
            "attributes": "3bbade41970f13577aec2e3c95421c02802665e45be7d2e9ca9d49d73ea3f505",
            "fee": 0,
            "hash": "810e1a92e2c57b650f9acce64c67c01619f3dff235672184ae7f7138f2156c89",
            "nonce": "1403354",
            "txType": "COINBASE_TYPE",
            "block_height": 1403354,
            "created_at": "2020-06-23 06:20:54",
            "payload": {
                "id": 60293,
                "transaction_id": 60292,
                "payloadType": "COINBASE_TYPE",
                "sender": "fd53fc1110ecbb94217ae51528912b0dfd9d9955",
                "senderWallet": "NKNaaaaaaaaaaaaaaaaaaaaaaaaaaaeJ6gxa",
                "recipient": "dbd7cfa5e5a780731943ec150f34e7c4cb773f62",
                "recipientWallet": "NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg",
                "amount": 1141552511,
                "submitter": null,
                "registrant": null,
                "registrantWallet": null,
                "name": null,
                "subscriber": null,
                "identifier": null,
                "topic": null,
                "bucket": null,
                "duration": null,
                "meta": null,
                "public_key": null,
                "registration_fee": null,
                "nonce": null,
                "txn_expiration": null,
                "symbol": null,
                "total_supply": null,
                "precision": null,
                "nano_pay_expiration": null,
                "signerPk": "e380d96a28c161eba64c7eb12447b5c348c547a2d8a3429ff4d62d4d44379aa5",
                "added_at": "2020-06-28 17:07:52",
                "created_at": "2020-06-23 06:20:54",
                "generateWallet": null,
                "subscriberWallet": null,
                "sigchain": null
            },
            "programs": []
        },
        {
            "id": 60157,
            "block_id": 24835,
            "attributes": "6b7c56c822dcc8280fd5b2b23d13c1ad7420e34b129da13d257da71c0d589127",
            "fee": 0,
            "hash": "4b7bd5d07d8335150f4af26028a44175936994e73e82fcf4fa36925e71a5f613",
            "nonce": "1425111",
            "txType": "COINBASE_TYPE",
            "block_height": 1425111,
            "created_at": "2020-06-28 16:35:26",
            "payload": {
                "id": 60157,
                "transaction_id": 60157,
                "payloadType": "COINBASE_TYPE",
                "sender": "fd53fc1110ecbb94217ae51528912b0dfd9d9955",
                "senderWallet": "NKNaaaaaaaaaaaaaaaaaaaaaaaaaaaeJ6gxa",
                "recipient": "dbd7cfa5e5a780731943ec150f34e7c4cb773f62",
                "recipientWallet": "NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg",
                "amount": 1141552511,
                "submitter": null,
                "registrant": null,
                "registrantWallet": null,
                "name": null,
                "subscriber": null,
                "identifier": null,
                "topic": null,
                "bucket": null,
                "duration": null,
                "meta": null,
                "public_key": null,
                "registration_fee": null,
                "nonce": null,
                "txn_expiration": null,
                "symbol": null,
                "total_supply": null,
                "precision": null,
                "nano_pay_expiration": null,
                "signerPk": "c86c8616643935202537f32f6d7635dfe8dc61cfab78e2bd260f08f9bc30476d",
                "added_at": "2020-06-28 17:07:50",
                "created_at": "2020-06-28 16:35:26",
                "generateWallet": null,
                "subscriberWallet": null,
                "sigchain": null
            },
            "programs": []
        }
    ],
    "first_page_url": "http:\/\/localhost\/api\/v1\/addresses\/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg\/transactions?page=1",
    "from": 1,
    "next_page_url": "http:\/\/localhost\/api\/v1\/addresses\/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg\/transactions?page=2",
    "path": "http:\/\/localhost\/api\/v1\/addresses\/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg\/transactions",
    "per_page": "4",
    "prev_page_url": null,
    "to": 4
}

HTTP Request

GET api/v1/addresses/{address}/transactions

URL Parameters

Parameter Status Description
address required The wallet address.

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Mined to Address Check

Checks if an address has already mined to a beneficiaryWallet

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg/hasMinedToAddress/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/addresses/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg/hasMinedToAddress/NKNXXXXXGKct2cZuhSGW6xqiqeFVd5nJtAzg"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

HTTP Request

GET api/v1/addresses/{address}/hasMinedToAddress/{beneficiaryAddress}

URL Parameters

Parameter Status Description
address required The wallet address.
beneficiaryAddress required The wallet address.

Blocks

Endpoints for block-based queries

Get all blocks

Returns a paginated list of all blocks with corresponding headers, average block size and sum of all blocks starting with the latest one.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/blocks?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/blocks"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "blocks": {
        "current_page": 1,
        "data": [
            {
                "id": 25143,
                "hash": "a8634e317ad61c5f99da47fb1d7894b10b89ebcc49c500020dc82327181ec571",
                "size": 5191,
                "transactions_count": 3,
                "header": {
                    "height": 1457906,
                    "signerPk": "eb93c052095a491807fde8a0397ed84cc0246838508d93b8c49361df8701dfcf",
                    "wallet": "NKNEnNoBXkyfQWvCpHUgxbov8LNHWydA28Hp",
                    "benificiaryWallet": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                    "created_at": "2020-07-06 21:41:45"
                }
            },
            {
                "id": 25140,
                "hash": "a8634e317ad61c5f99da47fb1d7894b10b89ebcc49c500020dc82327181ec571",
                "size": 5191,
                "transactions_count": 3,
                "header": {
                    "height": 1457906,
                    "signerPk": "eb93c052095a491807fde8a0397ed84cc0246838508d93b8c49361df8701dfcf",
                    "wallet": "NKNEnNoBXkyfQWvCpHUgxbov8LNHWydA28Hp",
                    "benificiaryWallet": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                    "created_at": "2020-07-06 21:41:45"
                }
            },
            {
                "id": 25141,
                "hash": "a8634e317ad61c5f99da47fb1d7894b10b89ebcc49c500020dc82327181ec571",
                "size": 5191,
                "transactions_count": 3,
                "header": {
                    "height": 1457906,
                    "signerPk": "eb93c052095a491807fde8a0397ed84cc0246838508d93b8c49361df8701dfcf",
                    "wallet": "NKNEnNoBXkyfQWvCpHUgxbov8LNHWydA28Hp",
                    "benificiaryWallet": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                    "created_at": "2020-07-06 21:41:45"
                }
            },
            {
                "id": 25142,
                "hash": "a8634e317ad61c5f99da47fb1d7894b10b89ebcc49c500020dc82327181ec571",
                "size": 5191,
                "transactions_count": 3,
                "header": {
                    "height": 1457906,
                    "signerPk": "eb93c052095a491807fde8a0397ed84cc0246838508d93b8c49361df8701dfcf",
                    "wallet": "NKNEnNoBXkyfQWvCpHUgxbov8LNHWydA28Hp",
                    "benificiaryWallet": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                    "created_at": "2020-07-06 21:41:45"
                }
            }
        ],
        "first_page_url": "http:\/\/localhost\/api\/v1\/blocks?page=1",
        "from": 1,
        "next_page_url": "http:\/\/localhost\/api\/v1\/blocks?page=2",
        "path": "http:\/\/localhost\/api\/v1\/blocks",
        "per_page": "4",
        "prev_page_url": null,
        "to": 4
    },
    "avgSize": "3854.28",
    "sumBlocks": 25145
}

HTTP Request

GET api/v1/blocks

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Get single block by height/hash

Returns a specific block based on the height or block hash

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/blocks/1000000" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/blocks/1000000"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{}

HTTP Request

GET api/v1/blocks/{block_id}

URL Parameters

Parameter Status Description
block_id optional Hash or height of the block

Get transactions

Returns a paginated list of all transactions of a specific block based on the height or block hash

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/blocks/1000000/transactions?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/blocks/1000000/transactions"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "current_page": 1,
    "data": [],
    "first_page_url": "http:\/\/localhost\/api\/v1\/blocks\/1000000\/transactions?page=1",
    "from": null,
    "next_page_url": null,
    "path": "http:\/\/localhost\/api\/v1\/blocks\/1000000\/transactions",
    "per_page": "4",
    "prev_page_url": null,
    "to": null
}

HTTP Request

GET api/v1/blocks/{block_id}/transactions

URL Parameters

Parameter Status Description
block_id optional Hash or height of the block

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Sigchains

Endpoints for sigchain-based queries

Get all sigchains

Returns a paginated list of all sigchains with corresponding sigchain elements starting with the latest one.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/sigchains?per_page=4&page=1" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/sigchains"
);

let params = {
    "per_page": "4",
    "page": "1",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "current_page": 1,
    "data": [
        {
            "id": 25145,
            "payload_id": 60929,
            "nonce": 695628023,
            "dataSize": 81,
            "blockHash": "e7f2fd79d61dfe7f2c5e23cc9d4456b0a99ff87b19ac437a7a6e2f83f070cedd",
            "srcId": "5bd3b384615652d0663d1fcad33080e06b1b344b2306ce9bee6abec15f423813",
            "srcPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
            "destId": "5b4c6e5bf44d37a63d59cc6155ceb78dad7e722967361286fb8d7b20d4fa645b",
            "destPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
            "added_at": "2020-07-07 16:41:27",
            "created_at": "2020-07-06 21:41:45",
            "sigchain_elems": [
                {
                    "id": 306011,
                    "sigchain_id": 25145,
                    "id2": "",
                    "pubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
                    "wallet": "NKNMS25VAS2g1Xcacc8Sopoy7JefuNqZWotG",
                    "nextPubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                    "mining": false,
                    "sigAlgo": "SIGNATURE",
                    "signature": "616290f929e1e4d166fcb7825b70a4bdcaa6a64bab6da3479df52a563ce370506d63ce8d44c66c392c93147ed4340d6827103d08a2000fe64308ea58f7f8ed00",
                    "vrf": "",
                    "proof": "",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306012,
                    "sigchain_id": 25145,
                    "id2": "5bd127643446574a991f0e8b8eb87f2b0ed0cab6384160d2e8c8b58fb2c823e0",
                    "pubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                    "wallet": "NKNHTBZ8UNiJA5GPycXpHR9C8UB3SEPfnb8Q",
                    "nextPubkey": "139283559ac9cbf5948cbdcc12ef62f5c148e46ef03eacaea7167f5cd417f8bc",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "21131616c4251b4b3ad1c6173b7b9588dee7ff7db2236cb449afdc0b24bc88bd950d4afcceea2152661ff537f5505619049aac3eeed41e77df7b5f114f68d90e",
                    "vrf": "e8852008fdd1e0cf7d3ee55ed8dafb1b113f09c8182f35a4783264e2b0559e9b",
                    "proof": "912c709828935e3f1e6b6200f9ad23dba23fa926d68c1668e984f7e4b062bb09ee9750d7488e2786a4fce5d04732d69957e10cf7b50c4a025d5a8e60d8326a01da231422a81177473238d437546e7716b9b0a905eee6c2c14f13dcd8bff63ad7",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306013,
                    "sigchain_id": 25145,
                    "id2": "dbd6601bd50c38b05e52b9abec0a1deeb43ee0d09edc9c20d56283bbb809c253",
                    "pubkey": "139283559ac9cbf5948cbdcc12ef62f5c148e46ef03eacaea7167f5cd417f8bc",
                    "wallet": "NKNQLP1SKJAs7WTVEi8aq9JzKCBK5FZCKYGK",
                    "nextPubkey": "c8167b9fab541d01d71fa53f49b01d1ac246d2a2ef1655d39505a078ec3d9797",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "f633afbae170b6558ef02b5879bf9c46472c34c900882900648577d79deb63e66cf1332555c0a01324a570b721f525d04e43032fea9fc6b98b9512d07be2e30c",
                    "vrf": "fdb00d839f1de04d40b6a217cfef71b8e078fbf7bdee3a8bac73c76d4e0406ad",
                    "proof": "41b0449221b73eaa991a0e1a8220f70379b261e470629c10fced32a3b57ef90c81fb9c0fa75d2a6a7fbd174002c76f32c8fbb6a52084b510b313819a9a5e7a02ed0fcfa0c9b517821a4b7d63ddbd09890e271ecdf7685f0e3a6f6600eb884fef",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306014,
                    "sigchain_id": 25145,
                    "id2": "1bdae71e59001ebdf378f85aeff60cdc5883ac2d40f9b764d40b12370fde975a",
                    "pubkey": "c8167b9fab541d01d71fa53f49b01d1ac246d2a2ef1655d39505a078ec3d9797",
                    "wallet": "NKNVDwShoaEondkxJKM6vNxaTD2a73fJehxS",
                    "nextPubkey": "f11d457aa71dca8e3cd393736b8e53ceafaf505f468de5548cdc049a351230e1",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "a5bd5958d02ce5ec3c1c27de33833f0559023428799c7111fe863ab8c8bf0684177166018d6539f3403d7819e0669a313ede5489cc447b5575ad3b2c89684b0c",
                    "vrf": "30e01053b8c42e02ac5daa916a30bb4d95583d1ac34a29b65f2fa9effc8707fa",
                    "proof": "2e8a39fe5317ac72b610efcbd69b19a05d554fdc3e529837b96478ff53f3230eb61c35e2021647a1dc69cc43b6e3e47cbd2900b88f10c5889e757476a64c8806663402c0493278ecbc35bfa9c65df234d3de734190b3d3aa3dccd2a91107e1bc",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306015,
                    "sigchain_id": 25145,
                    "id2": "3be17bb66f5a55ef1a916aae1e1b30baa64210f8698b85545d1249cb7f0948c2",
                    "pubkey": "f11d457aa71dca8e3cd393736b8e53ceafaf505f468de5548cdc049a351230e1",
                    "wallet": "NKNQVU4C5c2CNFpHACEvJfJs4LPpV8dAh9cx",
                    "nextPubkey": "20936d56dbcebe49deb38585f191907560df33fb6a3d0629e88d7842ead77090",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "b14181d06dcbc3401a6d064df5c043e071ec3cf9e914bbda7ce5ff4cf4945dae09b3eff7e3f8bea774bbb2337c2d055477b467f42957c85675d3af7ba842160c",
                    "vrf": "3bbaa5233a4360a852368b48aff7e5bcf8a395a91773b120f12dc74529e4b428",
                    "proof": "b5bc19b0953f7035afb21de93599ba300102ede847d701005a65a388c94cc30f75b25702933ef1d1bf9105a5a6090ebc21ecb04ef446ba18b11371b39482cb0e36785bbddf8428eed9d02b86a17757e1d0c02b10092f1474ce8392199a58a370",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306016,
                    "sigchain_id": 25145,
                    "id2": "4be552357998ac906ec4c5148e16552a08d78f524399fee193ee972d1918dd09",
                    "pubkey": "20936d56dbcebe49deb38585f191907560df33fb6a3d0629e88d7842ead77090",
                    "wallet": "NKNWaJXc9PXBYNhRJci5rLWVkhHhw8NAEKgd",
                    "nextPubkey": "3341161f4008fd4ae1d9b457a8d382384dd17f8d2d3fe87640d4a5b044ff236c",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "40786eeb1ac23ba1d39c9021d64c10cc63e947e94c4b9e280a8d2932eac00ca26f1322e632624d4f5cbc002adfc2985a46fde17f0292f4fd3fdc10cdc698510e",
                    "vrf": "1d034b09083a89a9fc3f460a37d15d0d58283ee4360711386edfcab945bff3e2",
                    "proof": "676e7457f75f8dbc4cbb32b3baa9618806193094ca099b9411de2d0cda08590dc0a577e53a2f671347414d8977cc25d2fbbdc4c7e9c0bb30a855063d934d2f0cca446ea53bb09e3063701f9fe2f7a8b89630ab4949eb3b90c09330c937f36f40",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306017,
                    "sigchain_id": 25145,
                    "id2": "53f40189c8295e3f7bfd172c285a6c8e8d091539ac6273a5d3dfe85cde2a197d",
                    "pubkey": "3341161f4008fd4ae1d9b457a8d382384dd17f8d2d3fe87640d4a5b044ff236c",
                    "wallet": "NKNM8FZ3fzcThfYnnjngj9pEzJ5quaQ8xRuT",
                    "nextPubkey": "020ee75de865c46fdf93b69dedc9db59e590bdb8bef173bf8df4a6f1fcc03210",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "cc426a18f879f8d19cd8d0ab947802234fdff2f47d6bfae8936b6c5e88c252d22fd7590d9b01949a1d81a47b6ba9f413246bb425ea45d766320b8e80cb35550e",
                    "vrf": "673518d53dc4bb690769a1f1a97c57225bad303e21079a7ca58fa2f14e0b12b6",
                    "proof": "df0f898d54797b348ed4e09d6914dc9d47fcb8f1da2876bc38ec6b3bfcc02a0cacde4ec897b0a7d9004c8b70dd26e461146f58dc2e737aad948078a78424730ec65e2784dc268ae14f79f6b09147813ccd18a378c3a8b527e56d4ab185b545da",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306018,
                    "sigchain_id": 25145,
                    "id2": "57fdc457b752aba8f1eb208474a12927984a0cf9522350322aa023d00320691a",
                    "pubkey": "020ee75de865c46fdf93b69dedc9db59e590bdb8bef173bf8df4a6f1fcc03210",
                    "wallet": "NKNQQDisYZiBDkkBrHZwPvbf95NC6S2K8JBJ",
                    "nextPubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "110f0f860dc79008b9f12f43aba5382f4342225431ed9c0048f7f694585423c4a93ad69516403c39effbea62fd63362a275eee94d6dc3d3466f3222e91e75d0a",
                    "vrf": "9f15670901d90662e5b31396335964792e2fd730bebce1abeca00dae7d75c56b",
                    "proof": "9e721d183c3c8998b9c40171e049398387e78674dabcd77f84998297f5c6d60361e3ecefba2a052b56e65e414b03c3cfae6f95332aed0376ad2f51d370e91607cfd465389631ba8bbe7caca006236ce8df534b15e69e56bde072693a7b076b1e",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306019,
                    "sigchain_id": 25145,
                    "id2": "59ff81fb8cd03e115fa276592b2109ac8b86b2758e182cc1a3de2435bb13a0a2",
                    "pubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                    "wallet": "NKNYBGZsVVo3tvUj1M7k8rXQXq75Vf12nmfP",
                    "nextPubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "c1ceb02b6dff6ab84bf6952775346fefecd61685f9f8575be2b28e94c96794a796edd11cb3b5232f8f8bc0c6f375c46d5dd52c9a3c5eff8997dfc26626cb1206",
                    "vrf": "580f1e32567b2ba11fe9b365f6104f05a99e1ce32792ebd1a44e7fa23aaf3d71",
                    "proof": "c4acf6329cba03708e914e32852753d79d15dab71cbf5a458277673f6956770da4428c153509f8d34a8768bcc2ac336adda678173798ba6b4431f4a66a24610e9188ab1f54348a9cdc4e7b49f556f6e5111b66b5f25cd327d29939c05a3c3014",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306020,
                    "sigchain_id": 25145,
                    "id2": "5b041ec5e4876d2d67b6a5cf7496489f84768dd607ea2a70f355c4211f203bc5",
                    "pubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                    "wallet": "NKNK8bSboaQ5RgAEaT68WYsKwG2GoB5zjJnp",
                    "nextPubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "3e487c4de379b6dc72e50a2acb9b02a7b4a42fb017f6d067aae3d3b07f50a45ba453702707fcee91c78cda4ad3dda8e31809aeff2b37d30a3901a795d787980c",
                    "vrf": "01041d80d3ac65d94108859e7bc53a889f7182d78fa9dc2b48cb8493b3d04dd3",
                    "proof": "4f1a87591a24ad792c01d6e2443036197312f7d11ddd58c0bfc94bb38897d1029ae64598479c1a2b0257ed28e4aa9362452e116deb2fd99f6095b32e52dcfb0ae34d2303674ce6c07e19775b46dbb396df5cf947d2d40cf575b1baa98bfae5cd",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306021,
                    "sigchain_id": 25145,
                    "id2": "5b44e65b24aebb20dd383ab17d3f1bc330ae0f723bf15b3ba141e09f27dd9d75",
                    "pubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                    "wallet": "NKNPbVvELzu9HBfTXKP3WgHD451NQiw9iSJH",
                    "nextPubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "c4cba43395f369fe0fed6d842e0cebb6d850312c23977fb29a67407664b9f0f029e77eb3dca503b3fabacdf76c4beb5bcb62b798fe272f4021871da3b3ded000",
                    "vrf": "cdd8c394c3ffeed36ec034ebd1f6e68ed5ccbe7cdd62ddc4a3644693e4fd73d1",
                    "proof": "9bfaad28d3d5f4f887c9bc0bcc75561cdb960407a7be7253a0ac33e6c933d408a39bb2ee5e9217bf8b02bfb90a8ab33b0ed8f56ab5e588d92c41631d762fa7098a4a729885b3fad2a93b0a03df034ab9e7d0afde83623279f2d9d193f23246e1",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306022,
                    "sigchain_id": 25145,
                    "id2": "5b46d6a3a0da320ce27f9f597509ab63c30453ff7b5b58410c6b3e84e1829b23",
                    "pubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                    "wallet": "NKNHf7vCSUb3NsK3g8vgLESe9Gqoon7ejCk4",
                    "nextPubkey": "",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "42a95aadc2fde9160bda18afcc7438b7ee13059668d4c52df389a1134951e988951da13f3f85611ca36dd62df9479e0ea5e7c9967f93ff55b8faa3e1dbf86e06",
                    "vrf": "88af93a8f44f26babb5806df4c78455b773e142dc21539d09c7335c2e7da767a",
                    "proof": "0be1b54609db09df59ddbe3545e6d312842b03c56640ca0347a3e88b9cf5510e0f33a299f5ad68ac747d3430b81bd520061eb3d775f7076ccda42d23f8d28f058caf205cc885a648e54169fbe7c2b43068bd60fa24c3340fb61214771c59474f",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 306023,
                    "sigchain_id": 25145,
                    "id2": "",
                    "pubkey": "",
                    "wallet": "NKNUiTQgZ3h5XHFiQgGmA1LChmM6hYQi3c2m",
                    "nextPubkey": "",
                    "mining": false,
                    "sigAlgo": "SIGNATURE",
                    "signature": "49c1a2a9c6fa6193926320554aad007d52f31fc228e259619aedfd8b1547804a9170172a6d2df3df32a8dc9a867a64888d25cca77d3a181d55dd15c61b472101",
                    "vrf": "",
                    "proof": "",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45"
                }
            ]
        },
        {
            "id": 25144,
            "payload_id": 60927,
            "nonce": 695628023,
            "dataSize": 81,
            "blockHash": "e7f2fd79d61dfe7f2c5e23cc9d4456b0a99ff87b19ac437a7a6e2f83f070cedd",
            "srcId": "5bd3b384615652d0663d1fcad33080e06b1b344b2306ce9bee6abec15f423813",
            "srcPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
            "destId": "5b4c6e5bf44d37a63d59cc6155ceb78dad7e722967361286fb8d7b20d4fa645b",
            "destPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
            "added_at": "2020-07-07 16:40:35",
            "created_at": "2020-07-06 21:41:45",
            "sigchain_elems": [
                {
                    "id": 305998,
                    "sigchain_id": 25144,
                    "id2": "",
                    "pubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
                    "wallet": "NKNMS25VAS2g1Xcacc8Sopoy7JefuNqZWotG",
                    "nextPubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                    "mining": false,
                    "sigAlgo": "SIGNATURE",
                    "signature": "616290f929e1e4d166fcb7825b70a4bdcaa6a64bab6da3479df52a563ce370506d63ce8d44c66c392c93147ed4340d6827103d08a2000fe64308ea58f7f8ed00",
                    "vrf": "",
                    "proof": "",
                    "added_at": "2020-07-07 16:40:35",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305999,
                    "sigchain_id": 25144,
                    "id2": "5bd127643446574a991f0e8b8eb87f2b0ed0cab6384160d2e8c8b58fb2c823e0",
                    "pubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                    "wallet": "NKNHTBZ8UNiJA5GPycXpHR9C8UB3SEPfnb8Q",
                    "nextPubkey": "139283559ac9cbf5948cbdcc12ef62f5c148e46ef03eacaea7167f5cd417f8bc",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "21131616c4251b4b3ad1c6173b7b9588dee7ff7db2236cb449afdc0b24bc88bd950d4afcceea2152661ff537f5505619049aac3eeed41e77df7b5f114f68d90e",
                    "vrf": "e8852008fdd1e0cf7d3ee55ed8dafb1b113f09c8182f35a4783264e2b0559e9b",
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                    "sigchain_id": 25142,
                    "id2": "57fdc457b752aba8f1eb208474a12927984a0cf9522350322aa023d00320691a",
                    "pubkey": "020ee75de865c46fdf93b69dedc9db59e590bdb8bef173bf8df4a6f1fcc03210",
                    "wallet": "NKNQQDisYZiBDkkBrHZwPvbf95NC6S2K8JBJ",
                    "nextPubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "110f0f860dc79008b9f12f43aba5382f4342225431ed9c0048f7f694585423c4a93ad69516403c39effbea62fd63362a275eee94d6dc3d3466f3222e91e75d0a",
                    "vrf": "9f15670901d90662e5b31396335964792e2fd730bebce1abeca00dae7d75c56b",
                    "proof": "9e721d183c3c8998b9c40171e049398387e78674dabcd77f84998297f5c6d60361e3ecefba2a052b56e65e414b03c3cfae6f95332aed0376ad2f51d370e91607cfd465389631ba8bbe7caca006236ce8df534b15e69e56bde072693a7b076b1e",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305980,
                    "sigchain_id": 25142,
                    "id2": "59ff81fb8cd03e115fa276592b2109ac8b86b2758e182cc1a3de2435bb13a0a2",
                    "pubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                    "wallet": "NKNYBGZsVVo3tvUj1M7k8rXQXq75Vf12nmfP",
                    "nextPubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "c1ceb02b6dff6ab84bf6952775346fefecd61685f9f8575be2b28e94c96794a796edd11cb3b5232f8f8bc0c6f375c46d5dd52c9a3c5eff8997dfc26626cb1206",
                    "vrf": "580f1e32567b2ba11fe9b365f6104f05a99e1ce32792ebd1a44e7fa23aaf3d71",
                    "proof": "c4acf6329cba03708e914e32852753d79d15dab71cbf5a458277673f6956770da4428c153509f8d34a8768bcc2ac336adda678173798ba6b4431f4a66a24610e9188ab1f54348a9cdc4e7b49f556f6e5111b66b5f25cd327d29939c05a3c3014",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305981,
                    "sigchain_id": 25142,
                    "id2": "5b041ec5e4876d2d67b6a5cf7496489f84768dd607ea2a70f355c4211f203bc5",
                    "pubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                    "wallet": "NKNK8bSboaQ5RgAEaT68WYsKwG2GoB5zjJnp",
                    "nextPubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "3e487c4de379b6dc72e50a2acb9b02a7b4a42fb017f6d067aae3d3b07f50a45ba453702707fcee91c78cda4ad3dda8e31809aeff2b37d30a3901a795d787980c",
                    "vrf": "01041d80d3ac65d94108859e7bc53a889f7182d78fa9dc2b48cb8493b3d04dd3",
                    "proof": "4f1a87591a24ad792c01d6e2443036197312f7d11ddd58c0bfc94bb38897d1029ae64598479c1a2b0257ed28e4aa9362452e116deb2fd99f6095b32e52dcfb0ae34d2303674ce6c07e19775b46dbb396df5cf947d2d40cf575b1baa98bfae5cd",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305982,
                    "sigchain_id": 25142,
                    "id2": "5b44e65b24aebb20dd383ab17d3f1bc330ae0f723bf15b3ba141e09f27dd9d75",
                    "pubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                    "wallet": "NKNPbVvELzu9HBfTXKP3WgHD451NQiw9iSJH",
                    "nextPubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "c4cba43395f369fe0fed6d842e0cebb6d850312c23977fb29a67407664b9f0f029e77eb3dca503b3fabacdf76c4beb5bcb62b798fe272f4021871da3b3ded000",
                    "vrf": "cdd8c394c3ffeed36ec034ebd1f6e68ed5ccbe7cdd62ddc4a3644693e4fd73d1",
                    "proof": "9bfaad28d3d5f4f887c9bc0bcc75561cdb960407a7be7253a0ac33e6c933d408a39bb2ee5e9217bf8b02bfb90a8ab33b0ed8f56ab5e588d92c41631d762fa7098a4a729885b3fad2a93b0a03df034ab9e7d0afde83623279f2d9d193f23246e1",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305983,
                    "sigchain_id": 25142,
                    "id2": "5b46d6a3a0da320ce27f9f597509ab63c30453ff7b5b58410c6b3e84e1829b23",
                    "pubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                    "wallet": "NKNHf7vCSUb3NsK3g8vgLESe9Gqoon7ejCk4",
                    "nextPubkey": "",
                    "mining": true,
                    "sigAlgo": "SIGNATURE",
                    "signature": "42a95aadc2fde9160bda18afcc7438b7ee13059668d4c52df389a1134951e988951da13f3f85611ca36dd62df9479e0ea5e7c9967f93ff55b8faa3e1dbf86e06",
                    "vrf": "88af93a8f44f26babb5806df4c78455b773e142dc21539d09c7335c2e7da767a",
                    "proof": "0be1b54609db09df59ddbe3545e6d312842b03c56640ca0347a3e88b9cf5510e0f33a299f5ad68ac747d3430b81bd520061eb3d775f7076ccda42d23f8d28f058caf205cc885a648e54169fbe7c2b43068bd60fa24c3340fb61214771c59474f",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                },
                {
                    "id": 305984,
                    "sigchain_id": 25142,
                    "id2": "",
                    "pubkey": "",
                    "wallet": "NKNUiTQgZ3h5XHFiQgGmA1LChmM6hYQi3c2m",
                    "nextPubkey": "",
                    "mining": false,
                    "sigAlgo": "SIGNATURE",
                    "signature": "49c1a2a9c6fa6193926320554aad007d52f31fc228e259619aedfd8b1547804a9170172a6d2df3df32a8dc9a867a64888d25cca77d3a181d55dd15c61b472101",
                    "vrf": "",
                    "proof": "",
                    "added_at": "2020-07-07 14:17:55",
                    "created_at": "2020-07-06 21:41:45"
                }
            ]
        }
    ],
    "first_page_url": "http:\/\/localhost\/api\/v1\/sigchains?page=1",
    "from": 1,
    "next_page_url": "http:\/\/localhost\/api\/v1\/sigchains?page=2",
    "path": "http:\/\/localhost\/api\/v1\/sigchains",
    "per_page": "4",
    "prev_page_url": null,
    "to": 4
}

HTTP Request

GET api/v1/sigchains

Query Parameters

Parameter Status Description
per_page optional Number of results per page
page optional The page you want to return

Statistics

Endpoints for overall statistics queries

Blocks per Day

Returns block count for the last 14 days.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/statistics/daily/blocks" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/statistics/daily/blocks"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

[
    {
        "date": "2020-06-27",
        "count": 1180
    },
    {
        "date": "2020-06-28",
        "count": 2796
    },
    {
        "date": "2020-06-29",
        "count": 0
    },
    {
        "date": "2020-06-30",
        "count": 0
    },
    {
        "date": "2020-07-01",
        "count": 0
    },
    {
        "date": "2020-07-02",
        "count": 0
    },
    {
        "date": "2020-07-03",
        "count": 0
    },
    {
        "date": "2020-07-04",
        "count": 0
    },
    {
        "date": "2020-07-05",
        "count": 0
    },
    {
        "date": "2020-07-06",
        "count": 16
    },
    {
        "date": "2020-07-07",
        "count": 0
    },
    {
        "date": "2020-07-08",
        "count": 0
    },
    {
        "date": "2020-07-09",
        "count": 0
    },
    {
        "date": "2020-07-10",
        "count": 0
    },
    {
        "date": "2020-07-11",
        "count": 0
    }
]

HTTP Request

GET api/v1/statistics/daily/blocks

Transactions per day

Returns transaction count for the last 14 days.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/statistics/daily/transactions" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/statistics/daily/transactions"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

[
    {
        "date": "2020-06-27",
        "count": 2710
    },
    {
        "date": "2020-06-28",
        "count": 8731
    },
    {
        "date": "2020-06-29",
        "count": 0
    },
    {
        "date": "2020-06-30",
        "count": 0
    },
    {
        "date": "2020-07-01",
        "count": 0
    },
    {
        "date": "2020-07-02",
        "count": 0
    },
    {
        "date": "2020-07-03",
        "count": 0
    },
    {
        "date": "2020-07-04",
        "count": 0
    },
    {
        "date": "2020-07-05",
        "count": 0
    },
    {
        "date": "2020-07-06",
        "count": 44
    },
    {
        "date": "2020-07-07",
        "count": 0
    },
    {
        "date": "2020-07-08",
        "count": 0
    },
    {
        "date": "2020-07-09",
        "count": 0
    },
    {
        "date": "2020-07-10",
        "count": 0
    },
    {
        "date": "2020-07-11",
        "count": 0
    }
]

HTTP Request

GET api/v1/statistics/daily/transactions

Average transaction fee

Returns the average transaction fee of the latest 200 transactions.

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/statistics/avgtxfee" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/statistics/avgtxfee"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

9.85e-8

HTTP Request

GET api/v1/statistics/avgtxfee

Number of Blocks/Transactions

Returns the number of blocks and transactions currently stored in the database

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/statistics/counts" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/statistics/counts"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "blockCount": 1457906,
    "txCount": 59044,
    "addressCount": 1322
}

HTTP Request

GET api/v1/statistics/counts

Supplies

Calculates the current supply data of NKN tokens

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/statistics/supply" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/statistics/supply"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "max_supply": 100000000000000000,
    "total_supply": null,
    "circulating_supply": null
}

HTTP Request

GET api/v1/statistics/supply

Transactions

Endpoints for querying transactions

Get all transactions

Returns all transactions with corresponding payload, programs in simple pagination format starting with the latest one

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/transactions?per_page=4" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/transactions"
);

let params = {
    "per_page": "4",
};
Object.keys(params)
    .forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{
    "transactions": {
        "current_page": 1,
        "data": [
            {
                "id": 60941,
                "block_id": 25145,
                "attributes": "587bcb5f9cfa4f80f5fc140e0aa09d6d842c416b39555f96779288c11f22b0fc",
                "fee": 0,
                "hash": "fb8deb93b5e61c52cc35f65d242d8295cd5cb112553eae8ce4398aabaddb8bf8",
                "nonce": "668",
                "txType": "SUBSCRIBE_TYPE",
                "block_height": 1457906,
                "created_at": "2020-07-06 21:41:45",
                "payload": null,
                "programs": [
                    {
                        "id": 35796,
                        "transaction_id": 60941,
                        "code": "2082c0039aa7ee692e803bb8aac8bb56b219e30678880847dba6142c4198f11045ac",
                        "parameter": "40c9856afcad2df05bf3e81cddc244f9fe299402133836391dc1c34b514ec8c48b41dbb1badd98bc4f2917ea4d7a77ea4bf2e42f4e8d9101b519dd1991d630ab03",
                        "added_at": "2020-07-07 16:41:27",
                        "created_at": "2020-07-06 21:41:45"
                    }
                ]
            },
            {
                "id": 60940,
                "block_id": 25145,
                "attributes": "203645ba7082c33d73e66ef6eca5656147b1a4c6b55562aecf6957d2e7247c37",
                "fee": 0,
                "hash": "eb07a19caf0a08bd4020ca0cff15b1e942a180a787f98bb2e887fbd167f0898a",
                "nonce": "0",
                "txType": "SIG_CHAIN_TXN_TYPE",
                "block_height": 1457906,
                "created_at": "2020-07-06 21:41:45",
                "payload": {
                    "id": 60929,
                    "transaction_id": 60940,
                    "payloadType": "SIG_CHAIN_TXN_TYPE",
                    "sender": null,
                    "senderWallet": null,
                    "recipient": null,
                    "recipientWallet": null,
                    "amount": null,
                    "submitter": "4173b6dab79dba2a92342ec8060a4243ace7b7df",
                    "registrant": null,
                    "registrantWallet": null,
                    "name": null,
                    "subscriber": null,
                    "identifier": null,
                    "topic": null,
                    "bucket": null,
                    "duration": null,
                    "meta": null,
                    "public_key": null,
                    "registration_fee": null,
                    "nonce": null,
                    "txn_expiration": null,
                    "symbol": null,
                    "total_supply": null,
                    "precision": null,
                    "nano_pay_expiration": null,
                    "signerPk": null,
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45",
                    "generateWallet": null,
                    "subscriberWallet": null,
                    "sigchain": {
                        "id": 25145,
                        "payload_id": 60929,
                        "nonce": 695628023,
                        "dataSize": 81,
                        "blockHash": "e7f2fd79d61dfe7f2c5e23cc9d4456b0a99ff87b19ac437a7a6e2f83f070cedd",
                        "srcId": "5bd3b384615652d0663d1fcad33080e06b1b344b2306ce9bee6abec15f423813",
                        "srcPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
                        "destId": "5b4c6e5bf44d37a63d59cc6155ceb78dad7e722967361286fb8d7b20d4fa645b",
                        "destPubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
                        "added_at": "2020-07-07 16:41:27",
                        "created_at": "2020-07-06 21:41:45",
                        "sigchain_elems": [
                            {
                                "id": 306011,
                                "sigchain_id": 25145,
                                "id2": "",
                                "pubkey": "8daccfbb87f84a2b621296a380274dec72684b04b81f9ad30406aaafaf896514",
                                "wallet": "NKNMS25VAS2g1Xcacc8Sopoy7JefuNqZWotG",
                                "nextPubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                                "mining": false,
                                "sigAlgo": "SIGNATURE",
                                "signature": "616290f929e1e4d166fcb7825b70a4bdcaa6a64bab6da3479df52a563ce370506d63ce8d44c66c392c93147ed4340d6827103d08a2000fe64308ea58f7f8ed00",
                                "vrf": "",
                                "proof": "",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306012,
                                "sigchain_id": 25145,
                                "id2": "5bd127643446574a991f0e8b8eb87f2b0ed0cab6384160d2e8c8b58fb2c823e0",
                                "pubkey": "e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cb",
                                "wallet": "NKNHTBZ8UNiJA5GPycXpHR9C8UB3SEPfnb8Q",
                                "nextPubkey": "139283559ac9cbf5948cbdcc12ef62f5c148e46ef03eacaea7167f5cd417f8bc",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "21131616c4251b4b3ad1c6173b7b9588dee7ff7db2236cb449afdc0b24bc88bd950d4afcceea2152661ff537f5505619049aac3eeed41e77df7b5f114f68d90e",
                                "vrf": "e8852008fdd1e0cf7d3ee55ed8dafb1b113f09c8182f35a4783264e2b0559e9b",
                                "proof": "912c709828935e3f1e6b6200f9ad23dba23fa926d68c1668e984f7e4b062bb09ee9750d7488e2786a4fce5d04732d69957e10cf7b50c4a025d5a8e60d8326a01da231422a81177473238d437546e7716b9b0a905eee6c2c14f13dcd8bff63ad7",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306013,
                                "sigchain_id": 25145,
                                "id2": "dbd6601bd50c38b05e52b9abec0a1deeb43ee0d09edc9c20d56283bbb809c253",
                                "pubkey": "139283559ac9cbf5948cbdcc12ef62f5c148e46ef03eacaea7167f5cd417f8bc",
                                "wallet": "NKNQLP1SKJAs7WTVEi8aq9JzKCBK5FZCKYGK",
                                "nextPubkey": "c8167b9fab541d01d71fa53f49b01d1ac246d2a2ef1655d39505a078ec3d9797",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "f633afbae170b6558ef02b5879bf9c46472c34c900882900648577d79deb63e66cf1332555c0a01324a570b721f525d04e43032fea9fc6b98b9512d07be2e30c",
                                "vrf": "fdb00d839f1de04d40b6a217cfef71b8e078fbf7bdee3a8bac73c76d4e0406ad",
                                "proof": "41b0449221b73eaa991a0e1a8220f70379b261e470629c10fced32a3b57ef90c81fb9c0fa75d2a6a7fbd174002c76f32c8fbb6a52084b510b313819a9a5e7a02ed0fcfa0c9b517821a4b7d63ddbd09890e271ecdf7685f0e3a6f6600eb884fef",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306014,
                                "sigchain_id": 25145,
                                "id2": "1bdae71e59001ebdf378f85aeff60cdc5883ac2d40f9b764d40b12370fde975a",
                                "pubkey": "c8167b9fab541d01d71fa53f49b01d1ac246d2a2ef1655d39505a078ec3d9797",
                                "wallet": "NKNVDwShoaEondkxJKM6vNxaTD2a73fJehxS",
                                "nextPubkey": "f11d457aa71dca8e3cd393736b8e53ceafaf505f468de5548cdc049a351230e1",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "a5bd5958d02ce5ec3c1c27de33833f0559023428799c7111fe863ab8c8bf0684177166018d6539f3403d7819e0669a313ede5489cc447b5575ad3b2c89684b0c",
                                "vrf": "30e01053b8c42e02ac5daa916a30bb4d95583d1ac34a29b65f2fa9effc8707fa",
                                "proof": "2e8a39fe5317ac72b610efcbd69b19a05d554fdc3e529837b96478ff53f3230eb61c35e2021647a1dc69cc43b6e3e47cbd2900b88f10c5889e757476a64c8806663402c0493278ecbc35bfa9c65df234d3de734190b3d3aa3dccd2a91107e1bc",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306015,
                                "sigchain_id": 25145,
                                "id2": "3be17bb66f5a55ef1a916aae1e1b30baa64210f8698b85545d1249cb7f0948c2",
                                "pubkey": "f11d457aa71dca8e3cd393736b8e53ceafaf505f468de5548cdc049a351230e1",
                                "wallet": "NKNQVU4C5c2CNFpHACEvJfJs4LPpV8dAh9cx",
                                "nextPubkey": "20936d56dbcebe49deb38585f191907560df33fb6a3d0629e88d7842ead77090",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "b14181d06dcbc3401a6d064df5c043e071ec3cf9e914bbda7ce5ff4cf4945dae09b3eff7e3f8bea774bbb2337c2d055477b467f42957c85675d3af7ba842160c",
                                "vrf": "3bbaa5233a4360a852368b48aff7e5bcf8a395a91773b120f12dc74529e4b428",
                                "proof": "b5bc19b0953f7035afb21de93599ba300102ede847d701005a65a388c94cc30f75b25702933ef1d1bf9105a5a6090ebc21ecb04ef446ba18b11371b39482cb0e36785bbddf8428eed9d02b86a17757e1d0c02b10092f1474ce8392199a58a370",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306016,
                                "sigchain_id": 25145,
                                "id2": "4be552357998ac906ec4c5148e16552a08d78f524399fee193ee972d1918dd09",
                                "pubkey": "20936d56dbcebe49deb38585f191907560df33fb6a3d0629e88d7842ead77090",
                                "wallet": "NKNWaJXc9PXBYNhRJci5rLWVkhHhw8NAEKgd",
                                "nextPubkey": "3341161f4008fd4ae1d9b457a8d382384dd17f8d2d3fe87640d4a5b044ff236c",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "40786eeb1ac23ba1d39c9021d64c10cc63e947e94c4b9e280a8d2932eac00ca26f1322e632624d4f5cbc002adfc2985a46fde17f0292f4fd3fdc10cdc698510e",
                                "vrf": "1d034b09083a89a9fc3f460a37d15d0d58283ee4360711386edfcab945bff3e2",
                                "proof": "676e7457f75f8dbc4cbb32b3baa9618806193094ca099b9411de2d0cda08590dc0a577e53a2f671347414d8977cc25d2fbbdc4c7e9c0bb30a855063d934d2f0cca446ea53bb09e3063701f9fe2f7a8b89630ab4949eb3b90c09330c937f36f40",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306017,
                                "sigchain_id": 25145,
                                "id2": "53f40189c8295e3f7bfd172c285a6c8e8d091539ac6273a5d3dfe85cde2a197d",
                                "pubkey": "3341161f4008fd4ae1d9b457a8d382384dd17f8d2d3fe87640d4a5b044ff236c",
                                "wallet": "NKNM8FZ3fzcThfYnnjngj9pEzJ5quaQ8xRuT",
                                "nextPubkey": "020ee75de865c46fdf93b69dedc9db59e590bdb8bef173bf8df4a6f1fcc03210",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "cc426a18f879f8d19cd8d0ab947802234fdff2f47d6bfae8936b6c5e88c252d22fd7590d9b01949a1d81a47b6ba9f413246bb425ea45d766320b8e80cb35550e",
                                "vrf": "673518d53dc4bb690769a1f1a97c57225bad303e21079a7ca58fa2f14e0b12b6",
                                "proof": "df0f898d54797b348ed4e09d6914dc9d47fcb8f1da2876bc38ec6b3bfcc02a0cacde4ec897b0a7d9004c8b70dd26e461146f58dc2e737aad948078a78424730ec65e2784dc268ae14f79f6b09147813ccd18a378c3a8b527e56d4ab185b545da",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306018,
                                "sigchain_id": 25145,
                                "id2": "57fdc457b752aba8f1eb208474a12927984a0cf9522350322aa023d00320691a",
                                "pubkey": "020ee75de865c46fdf93b69dedc9db59e590bdb8bef173bf8df4a6f1fcc03210",
                                "wallet": "NKNQQDisYZiBDkkBrHZwPvbf95NC6S2K8JBJ",
                                "nextPubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "110f0f860dc79008b9f12f43aba5382f4342225431ed9c0048f7f694585423c4a93ad69516403c39effbea62fd63362a275eee94d6dc3d3466f3222e91e75d0a",
                                "vrf": "9f15670901d90662e5b31396335964792e2fd730bebce1abeca00dae7d75c56b",
                                "proof": "9e721d183c3c8998b9c40171e049398387e78674dabcd77f84998297f5c6d60361e3ecefba2a052b56e65e414b03c3cfae6f95332aed0376ad2f51d370e91607cfd465389631ba8bbe7caca006236ce8df534b15e69e56bde072693a7b076b1e",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306019,
                                "sigchain_id": 25145,
                                "id2": "59ff81fb8cd03e115fa276592b2109ac8b86b2758e182cc1a3de2435bb13a0a2",
                                "pubkey": "3d8dbe0c4eca22f2cb3d7d3ae729724a4e1cc803a926d85050df702a3a64e4a4",
                                "wallet": "NKNYBGZsVVo3tvUj1M7k8rXQXq75Vf12nmfP",
                                "nextPubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "c1ceb02b6dff6ab84bf6952775346fefecd61685f9f8575be2b28e94c96794a796edd11cb3b5232f8f8bc0c6f375c46d5dd52c9a3c5eff8997dfc26626cb1206",
                                "vrf": "580f1e32567b2ba11fe9b365f6104f05a99e1ce32792ebd1a44e7fa23aaf3d71",
                                "proof": "c4acf6329cba03708e914e32852753d79d15dab71cbf5a458277673f6956770da4428c153509f8d34a8768bcc2ac336adda678173798ba6b4431f4a66a24610e9188ab1f54348a9cdc4e7b49f556f6e5111b66b5f25cd327d29939c05a3c3014",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306020,
                                "sigchain_id": 25145,
                                "id2": "5b041ec5e4876d2d67b6a5cf7496489f84768dd607ea2a70f355c4211f203bc5",
                                "pubkey": "039602db656811facb5e1c205da76058945a95bbea65b3aedd948e745a7ee757",
                                "wallet": "NKNK8bSboaQ5RgAEaT68WYsKwG2GoB5zjJnp",
                                "nextPubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "3e487c4de379b6dc72e50a2acb9b02a7b4a42fb017f6d067aae3d3b07f50a45ba453702707fcee91c78cda4ad3dda8e31809aeff2b37d30a3901a795d787980c",
                                "vrf": "01041d80d3ac65d94108859e7bc53a889f7182d78fa9dc2b48cb8493b3d04dd3",
                                "proof": "4f1a87591a24ad792c01d6e2443036197312f7d11ddd58c0bfc94bb38897d1029ae64598479c1a2b0257ed28e4aa9362452e116deb2fd99f6095b32e52dcfb0ae34d2303674ce6c07e19775b46dbb396df5cf947d2d40cf575b1baa98bfae5cd",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306021,
                                "sigchain_id": 25145,
                                "id2": "5b44e65b24aebb20dd383ab17d3f1bc330ae0f723bf15b3ba141e09f27dd9d75",
                                "pubkey": "9bd4de1e86c213abe1088ccc8278e9674fdb45adeb72c65c9257620e1825f89f",
                                "wallet": "NKNPbVvELzu9HBfTXKP3WgHD451NQiw9iSJH",
                                "nextPubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "c4cba43395f369fe0fed6d842e0cebb6d850312c23977fb29a67407664b9f0f029e77eb3dca503b3fabacdf76c4beb5bcb62b798fe272f4021871da3b3ded000",
                                "vrf": "cdd8c394c3ffeed36ec034ebd1f6e68ed5ccbe7cdd62ddc4a3644693e4fd73d1",
                                "proof": "9bfaad28d3d5f4f887c9bc0bcc75561cdb960407a7be7253a0ac33e6c933d408a39bb2ee5e9217bf8b02bfb90a8ab33b0ed8f56ab5e588d92c41631d762fa7098a4a729885b3fad2a93b0a03df034ab9e7d0afde83623279f2d9d193f23246e1",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306022,
                                "sigchain_id": 25145,
                                "id2": "5b46d6a3a0da320ce27f9f597509ab63c30453ff7b5b58410c6b3e84e1829b23",
                                "pubkey": "1c658476a9484b012404a3de703682369c46972c3d32639f4562c67d85215d83",
                                "wallet": "NKNHf7vCSUb3NsK3g8vgLESe9Gqoon7ejCk4",
                                "nextPubkey": "",
                                "mining": true,
                                "sigAlgo": "SIGNATURE",
                                "signature": "42a95aadc2fde9160bda18afcc7438b7ee13059668d4c52df389a1134951e988951da13f3f85611ca36dd62df9479e0ea5e7c9967f93ff55b8faa3e1dbf86e06",
                                "vrf": "88af93a8f44f26babb5806df4c78455b773e142dc21539d09c7335c2e7da767a",
                                "proof": "0be1b54609db09df59ddbe3545e6d312842b03c56640ca0347a3e88b9cf5510e0f33a299f5ad68ac747d3430b81bd520061eb3d775f7076ccda42d23f8d28f058caf205cc885a648e54169fbe7c2b43068bd60fa24c3340fb61214771c59474f",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            },
                            {
                                "id": 306023,
                                "sigchain_id": 25145,
                                "id2": "",
                                "pubkey": "",
                                "wallet": "NKNUiTQgZ3h5XHFiQgGmA1LChmM6hYQi3c2m",
                                "nextPubkey": "",
                                "mining": false,
                                "sigAlgo": "SIGNATURE",
                                "signature": "49c1a2a9c6fa6193926320554aad007d52f31fc228e259619aedfd8b1547804a9170172a6d2df3df32a8dc9a867a64888d25cca77d3a181d55dd15c61b472101",
                                "vrf": "",
                                "proof": "",
                                "added_at": "2020-07-07 16:41:27",
                                "created_at": "2020-07-06 21:41:45"
                            }
                        ]
                    }
                },
                "programs": [
                    {
                        "id": 35795,
                        "transaction_id": 60940,
                        "code": "20e46bc76ed80af12a5af1494926eab86def1edab45e2c8dfb4a1edf777fdfc0cbac",
                        "parameter": "400098d841071cef40983d6febba491363e0cc75cc98da5b48a4ae5d668de367fae8583ceed946fc78e0743150a7788637e928e1ef642d198df07b1bf4dda50709",
                        "added_at": "2020-07-07 16:41:27",
                        "created_at": "2020-07-06 21:41:45"
                    }
                ]
            },
            {
                "id": 60939,
                "block_id": 25145,
                "attributes": "636a1809afa2685795c22ae10557a9f0e376de4bc7bfd37f5572b235a36bae5d",
                "fee": 0,
                "hash": "e84cb763d781aa8b0a78e8ec7c248a43b94ae0b0f796cc2f599ad85cf7539c64",
                "nonce": "1457906",
                "txType": "COINBASE_TYPE",
                "block_height": 1457906,
                "created_at": "2020-07-06 21:41:45",
                "payload": {
                    "id": 60928,
                    "transaction_id": 60939,
                    "payloadType": "COINBASE_TYPE",
                    "sender": "fd53fc1110ecbb94217ae51528912b0dfd9d9955",
                    "senderWallet": "NKNaaaaaaaaaaaaaaaaaaaaaaaaaaaeJ6gxa",
                    "recipient": "09f500133dd73f5a024a909e6c2a4dab88a97cef",
                    "recipientWallet": "NKNCPkbLWcF4x2xk2uTuVgkYKGvoyLKtd7Tf",
                    "amount": 1141552511,
                    "submitter": null,
                    "registrant": null,
                    "registrantWallet": null,
                    "name": null,
                    "subscriber": null,
                    "identifier": null,
                    "topic": null,
                    "bucket": null,
                    "duration": null,
                    "meta": null,
                    "public_key": null,
                    "registration_fee": null,
                    "nonce": null,
                    "txn_expiration": null,
                    "symbol": null,
                    "total_supply": null,
                    "precision": null,
                    "nano_pay_expiration": null,
                    "signerPk": "eb93c052095a491807fde8a0397ed84cc0246838508d93b8c49361df8701dfcf",
                    "added_at": "2020-07-07 16:41:27",
                    "created_at": "2020-07-06 21:41:45",
                    "generateWallet": null,
                    "subscriberWallet": null,
                    "sigchain": null
                },
                "programs": []
            },
            {
                "id": 60938,
                "block_id": 25144,
                "attributes": "587bcb5f9cfa4f80f5fc140e0aa09d6d842c416b39555f96779288c11f22b0fc",
                "fee": 0,
                "hash": "fb8deb93b5e61c52cc35f65d242d8295cd5cb112553eae8ce4398aabaddb8bf8",
                "nonce": "668",
                "txType": "SUBSCRIBE_TYPE",
                "block_height": 1457906,
                "created_at": "2020-07-06 21:41:45",
                "payload": null,
                "programs": [
                    {
                        "id": 35794,
                        "transaction_id": 60938,
                        "code": "2082c0039aa7ee692e803bb8aac8bb56b219e30678880847dba6142c4198f11045ac",
                        "parameter": "40c9856afcad2df05bf3e81cddc244f9fe299402133836391dc1c34b514ec8c48b41dbb1badd98bc4f2917ea4d7a77ea4bf2e42f4e8d9101b519dd1991d630ab03",
                        "added_at": "2020-07-07 16:40:35",
                        "created_at": "2020-07-06 21:41:45"
                    }
                ]
            }
        ],
        "first_page_url": "http:\/\/localhost\/api\/v1\/transactions?page=1",
        "from": 1,
        "next_page_url": "http:\/\/localhost\/api\/v1\/transactions?page=2",
        "path": "http:\/\/localhost\/api\/v1\/transactions",
        "per_page": "4",
        "prev_page_url": null,
        "to": 4
    },
    "avgSize": 2.42,
    "sumTransactions": 60941
}

HTTP Request

GET api/v1/transactions

Query Parameters

Parameter Status Description
per_page optional Number of results per page
txType optional Filter results by txType - single or comma separated.

Get single transaction by hash

Returns a specific block based on the height or block hash

Example request:

curl -X GET \
    -G "https://openapi.nkn.org/api/v1/transactions/dc5a95f9739ee386f4179bb463846532608efb82db1e504b64ff3b718cc58572" \
    -H "Content-Type: application/json" \
    -H "Accept: application/json"
const url = new URL(
    "https://openapi.nkn.org/api/v1/transactions/dc5a95f9739ee386f4179bb463846532608efb82db1e504b64ff3b718cc58572"
);

let headers = {
    "Content-Type": "application/json",
    "Accept": "application/json",
};

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

Example response (200):

{}

HTTP Request

GET api/v1/transactions/{tHash}

URL Parameters

Parameter Status Description
tHash optional Hash of the Transaction