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eth_getTransactionByBlockNumberAndIndex

Returns information about a transaction given block number and transaction index position.

Parameters​

  • block parameter: [Required] A hexadecimal block number, or one of the string tags latest, earliest, pending, safe, or finalized. See the default block parameter.
  • transaction index position: [Required] A hexadecimal of the integer representing the position in the block.

Returns​

A transaction object, or null when no transaction was found. The transaction object will consist of the following keys and their values:

  • accessList: [optional] A list of addresses and storage keys accessed by the transaction. See access list transactions.
  • blockHash: 32 bytes. A hash of the block including this transaction. null when it's pending.
  • blockNumber: The number of the block including this transaction. null when it's pending.
  • chainID: [optional] chain ID specifying the network. Returned only for EIP-1559 transactions.
  • from: 20 bytes. The address of the sender.
  • gas: Gas provided by the sender.
  • gasPrice: Gas price provided by the sender in Wei.
  • hash: 32 bytes. The hash of the transaction.
  • input: The data sent along with the transaction.
  • maxPriorityFeePerGas: [optional] Maximum fee, in Wei, the sender is willing to pay per gas above the base fee. See EIP-1559 transactions.
  • maxFeePerGas: [optional] Maximum total fee (base fee + priority fee), in Wei, the sender is willing to pay per gas. See EIP-1559 transactions.
  • nonce: The number of transactions made by the sender prior to this one.
  • r: 32 bytes. The ECDSA signature r.
  • s: 32 bytes. The ECDSA signature s.
  • to: 20 bytes. The address of the receiver. null when it's a contract creation transaction.
  • transactionIndex: The transaction's index position in the block, in hexadecimal. null when it's pending.
  • type: The transaction type.
  • v: The ECDSA recovery ID.
  • value: The value transferred in Wei.

Example​

Replace YOUR-API-KEY with an API key from your Infura dashboard.

Request​

curl https://avalanche-mainnet.infura.io/v3/YOUR-API-KEY \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"eth_getTransactionByBlockNumberAndIndex","params": ["0x5BAD55","0x0"],"id":1}'

Response​

{
   "id" : 1,
   "jsonrpc" : "2.0",
   "result" : {
      "blockHash" : "0xb3b20624f8f0f86eb50dd04688409e5cea4bd02d700bf6e79e9384d47d6a5a35",
      "blockNumber" : "0x5bad55",
      "chainId" : "0x1",
      "from" : "0xfbb1b73c4f0bda4f67dca266ce6ef42f520fbb98",
      "gas" : "0x249f0",
      "gasPrice" : "0x174876e800",
      "hash" : "0x8784d99762bccd03b2086eabccee0d77f14d05463281e121a62abfebcf0d2d5f",
      "input" : "0x6ea056a9000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000bd8d7fa6f8cc00",
      "nonce" : "0x5e4724",
      "r" : "0xd1556332df97e3bd911068651cfad6f975a30381f4ff3a55df7ab3512c78b9ec",
      "s" : "0x66b51cbb10cd1b2a09aaff137d9f6d4255bf73cb7702b666ebd5af502ffa4410",
      "to" : "0x4b9c25ca0224aef6a7522cabdbc3b2e125b7ca50",
      "transactionIndex" : "0x0",
      "type" : "0x0",
      "v" : "0x25",
      "value" : "0x0"
   }
}