Block details.
Epoch: 39 Number of transactions in block: 2 slot_no: 858005 epoch_slot_no: 15605 block_no: 857910 slot_leader_id: 8 size: 1352 time: 2018-04-10 12:26:31 proto_major: 0 proto_minor: 1 hash: \xfddb96eb785d9f31a3188b79907a4d533389306edc0200d003329fd56a3b0f52Block Operator
vrf_key: op_cert: op_cert_counter: