Block details.
Epoch: 30 Number of transactions in block: 1 slot_no: 665977 epoch_slot_no: 17977 block_no: 665900 slot_leader_id: 12 size: 1026 time: 2018-02-25 01:37:11 proto_major: 0 proto_minor: 1 hash: \x36a5ba9aec33cb12de01f852e2b2a92dbc5f4d4606fa2aece153bfa396d58faeBlock Operator
vrf_key: op_cert: op_cert_counter: