Parameters

Object Name	Required	Type	Detail
`BLOCK PARAMETER`	✅	String/Object	A hex code of an integer that represents the block number, "latest", "earliest" , "pending" , or hash of a block. The hash of a block is an object specified as: `{"blockHash": "\<hash_value>"}`. Learn more here.
`UNCLE INDEX POSITION`	✅	String	A hex code of an integer that represents the uncle's index position.

"params": [
    "0x5bad54",
    "0x0"
]

Result

A block object, or null when no block was found.

Result Fields

Key	Type	Detail
`difficulty`	String	A hex code of an integer that represents the difficulty for this block.
`extraData`	String	The "extra data" field of this block.
`gasLimit`	String	A hex code of an integer that represents the maximum gas allowed in this block.
`gasUsed`	String	A hex code of an integer that represents the total gas used by all transactions in this block.
`hash`	String	Hash of the block. `null` if the returned block is a pending block.
`logsBloom`	String	The bloom filter for the logs of the block. `null` if the returned block is a pending block.
`miner`	String	Address of the beneficiary to whom the mining rewards were given.
`nonce`	String	Hash of the generated proof-of-work. `null` if the returned block is a pending block.
`number`	String	A hex code of an integer that represents the block number. `null` if the returned block is a pending block.
`parentHash`	String	Hash of the parent block.
`receiptsRoot`	String	The root of the receipts trie of the block.
`sha3Uncles`	String	SHA3 of the uncles data in the block.
`size`	String	A hex code of an integer that represents the size of this block in bytes.
`stateRoot`	String	The root of the final state trie of the block.
`timestamp`	Integer	The unix timestamp for when the block was collated.
`totalDifficulty`	String	A hex code of an integer that represents the difficulty of the chain until this block.
`transactionsRoot`	String	The root of the transaction trie of the block.
`uncles`	Array	Array of uncle hashes.

🚧
NOTE: The return does not contain a list of transactions in the uncle block, to get this, make another request to eth_getBlockByHash or eth_getBlockByNumber

Example

Request

curl <your-endpoint> \
    -X POST \
    -H "Content-Type: application/json" \
    -d '{"jsonrpc":"2.0","method":"eth_getUncleByBlockNumberAndIndex","params": ["0x5bad54","0x0"],"id":1}'

Return

{
    "id": 1,
    "jsonrpc": "2.0",
    "result": {
        "difficulty": "0xbf93d9424b943",
        "extraData": "0x73656f33",
        "gasLimit": "0x7a121d",
        "gasUsed": "0x7936f4",
        "hash": "0x407116a0f58ad370ac6c45813665988903f4c60ecc2f112d55cbf43a8c33f48e",
        "logsBloom": "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",
        "miner": "0xb2930b35844a230f00e51431acae96fe543a0347",
        "mixHash": "0xb1266ba0d3c68a5561e6f62a819d214d9eaa293312f674f3a44ad7fae5e6740d",
        "nonce": "0x6b5afb9416a32721",
        "number": "0x5bad53",
        "parentHash": "0xd2f7edf95b79d2a7e994f698d1ea1737642de0bd49138d183bcc3d1ecf9792e4",
        "receiptsRoot": "0xc2798ebd620a7dee020ba272d4396a60a68de6ce5f52b22770e9fee2e14ff15a",
        "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
        "size": "0x20d",
        "stateRoot": "0x9a57583eeb63556158cdda05f188ff1dffa1a1cfde194d026f2719e69edf2a9d",
        "timestamp": "0x5b541431",
        "transactionsRoot": "0x11447f3cc960e33ecca21d2b1ca08b6b5a7e478c35920ad1159c9332c0f9332c",
        "uncles": []
    }
}