Block details.
Epoch: 41 Number of transactions in block: 1 slot_no: 888018 epoch_slot_no: 2418 block_no: 887920 slot_leader_id: 7 size: 1214 time: 2018-04-17 11:10:51 proto_major: 0 proto_minor: 1 hash: \xc00822a7aa7a6daf17f9c0c379d21a90c65a115d3c464d170cb13170c296746dBlock Operator
vrf_key: op_cert: op_cert_counter: