eth_getTransactionByBlockHashAndIndex

type GetTransactionByBlockHashAndIndexParams = [string, string]

interface Transaction {
  hash: string             // Hash of the transaction
  nonce: string           // The number of transactions made by the sender prior to this one
  blockHash: string | null // Hash of the block where this transaction was in. null if pending
  blockNumber: string | null // Block number where this transaction was in. null if pending
  transactionIndex: string | null // Integer of the transaction's index position in the block. null if pending
  from: string            // Address of the sender
  to: string | null       // Address of the receiver. null when it's a contract creation transaction
  value: string           // Value transferred in wei
  gasPrice: string        // Gas price provided by the sender in wei
  gas: string             // Gas provided by the sender
  input: string           // The data sent along with the transaction
  v: string               // ECDSA recovery id
  r: string               // ECDSA signature r
  s: string               // ECDSA signature s
}