Block details.
Epoch: 30 Number of transactions in block: 2 slot_no: 651564 epoch_slot_no: 3564 block_no: 651488 slot_leader_id: 12 size: 1386 time: 2018-02-21 17:32:51 proto_major: 0 proto_minor: 1 hash: \x64ee2bf5ce8182bf76df890120e6b8213578f0633bedacb22a5d185f10fac98eBlock Operator
vrf_key: op_cert: op_cert_counter: