Block details.
Epoch: 21 Number of transactions in block: 2 slot_no: 472860 epoch_slot_no: 19260 block_no: 472802 slot_leader_id: 4 size: 1386 time: 2018-01-11 08:44:51 proto_major: 0 proto_minor: 1 hash: \xcd1b7d7d171d1c8a1a56fc3c4f901b7cd0121fe687b6a32073d96bf90c64964dBlock Operator
vrf_key: op_cert: op_cert_counter: