{"filename":"[block_number]","request":{"id":42,"jsonrpc":"2.0","method":"get_block_hash","params":["0x64"]},"response":{"id":42,"jsonrpc":"2.0","result":"0xa7795c73295b5831a0fb868c0c1615881b61c8bd69c03d7f17b9a08372d3c7a5"}}