Block details.
Epoch: 23 Number of transactions in block: 1 slot_no: 511556 epoch_slot_no: 14756 block_no: 511493 slot_leader_id: 13 size: 990 time: 2018-01-20 07:43:31 proto_major: 0 proto_minor: 1 hash: \xf9d4b6bf8546c3a5a8097f771fcfec3ec555b1925bd01121a42782418116e954Block Operator
vrf_key: op_cert: op_cert_counter: