Block details.
Epoch: 91 Number of transactions in block: 1 slot_no: 1979373 epoch_slot_no: 13773 block_no: 1977891 slot_leader_id: 12 size: 958 time: 2018-12-26 02:15:51 proto_major: 0 proto_minor: 2 hash: \x812baaf15a57e4a760af9c4c53d379f1e8a35d17df108237cc39a8f07abd5a06Block Operator
vrf_key: op_cert: op_cert_counter: