Block details.
Epoch: 57 Number of transactions in block: 1 slot_no: 1241086 epoch_slot_no: 9886 block_no: 1240905 slot_leader_id: 3 size: 1388 time: 2018-07-08 04:40:11 proto_major: 0 proto_minor: 1 hash: \xb045a1782f4bdfd15851955cc85486e81492e05c099e2a0cb5f45a46357c6980Block Operator
vrf_key: op_cert: op_cert_counter: