Object- The transaction call object
DATA, 20 Bytes - (optional) The address the transaction is sent from.
DATA, 20 Bytes - The address the transaction is directed to.
QUANTITY- (optional) Integer of the gas provided for the transaction execution.
eth_estimateGasconsumes zero gas, but this parameter may be needed by some executions. NOTE: this parameter has a cap of 550 Million gas per request.
QUANTITY- (optional) Integer of the gasPrice used for each paid gas.
QUANTITY- (optional) Integer of the value sent with this transaction
DATA- (optional) Hash of the method signature and encoded parameters. For details see Ethereum Contract ABI
QUANTITY- the amount of gas used.