Block details.
Epoch: 40 Number of transactions in block: 3 slot_no: 884521 epoch_slot_no: 20521 block_no: 884423 slot_leader_id: 7 size: 2635 time: 2018-04-16 15:45:11 proto_major: 0 proto_minor: 1 hash: \x5b572c04969614ab645cd06750d941a6ce9d257013cb1cc82ab4b31cec851b01Block Operator
vrf_key: op_cert: op_cert_counter: