Block details.
Epoch: 87 Number of transactions in block: 1 slot_no: 1890459 epoch_slot_no: 11259 block_no: 1888995 slot_leader_id: 13 size: 1022 time: 2018-12-05 12:17:51 proto_major: 0 proto_minor: 2 hash: \x8191bf095d98d42c2550f9354de6cbf8bb4736f6746874e1439899665854c790Block Operator
vrf_key: op_cert: op_cert_counter: