eth_getUncleByBlockNumberAndIndex RPC Method

Parameters

blockNumber

string

REQUIRED

The block number as a string in hexadecimal format or tags. The supported tag values include earliest for the earliest/genesis block, latest for the latest mined block, pending for the pending state/transactions, safe for the most recent secure block, and finalized for the most recent secure block accepted by more than 2/3 of validators

UncleIndex

string

REQUIRED

The uncle's index position

Returns

object

object

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

baseFeePerGas

string

(Optional) A string of the base fee encoded in hexadecimal format. Please note that this response field will not be included in a block requested before the EIP-1559 upgrade

difficulty

string

The integer of the difficulty for this block encoded as a hexadecimal

extraData

string

The “extra data” field of this block

gasLimit

string

The maximum gas allowed in this block encoded as a hexadecimal

gasUsed

string

The total used gas by all transactions in this block encoded as a hexadecimal

hash

string

The block hash of the requested block. null if pending

logsBloom

string

The bloom filter for the logs of the block. null if pending

miner

string

The address of the beneficiary to whom the mining rewards were given

mixHash

string

A string of a 256-bit hash encoded as a hexadecimal

nonce

string

The hash of the generated proof-of-work. null if pending

number

string

The block number of the requested block encoded as a hexadecimal. null if pending

parentHash

string

The hash of the parent block

receiptsRoot

string

The root of the receipts trie of the block

sha3Uncles

string

The SHA3 of the uncles data in the block

size

string

The size of this block in bytes as an Integer value encoded as hexadecimal

stateRoot

string

The root of the final state trie of the block

timestamp

string

The unix timestamp for when the block was collated

totalDifficulty

string

The integer of the total difficulty of the chain until this block encoded as a hexadecimal

transactionsRoot

string

The root of the transaction trie of the block

Request

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curl https://docs-demo.kaia-kairos.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"method":"eth_getUncleByBlockNumberAndIndex","params":["0xe8", "0x1"],"id":1,"jsonrpc":"2.0"}'

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