Block details.
Epoch: 31 Number of transactions in block: 1 slot_no: 685363 epoch_slot_no: 15763 block_no: 685286 slot_leader_id: 3 size: 1172 time: 2018-03-01 13:19:11 proto_major: 0 proto_minor: 1 hash: \x81a4152e85f6d89ff84319159bcac2618e67decf9a43dc72bda916b0f858be6cBlock Operator
vrf_key: op_cert: op_cert_counter: