The JSON-RPC protocol version.
2.0 "2.0"
A unique identifier for the request.
"1"
The name of the RPC method to invoke.
getSignaturesForAddress "getSignaturesForAddress"
Array containing the required account address and optional configuration object.
Solana account address to retrieve transaction history for (wallet, token, program, NFT, etc.).
"Vote111111111111111111111111111111111111111"