Block details.
Epoch: 90 Number of transactions in block: 3 slot_no: 1949136 epoch_slot_no: 5136 block_no: 1947654 slot_leader_id: 7 size: 2704 time: 2018-12-19 02:16:51 proto_major: 0 proto_minor: 2 hash: \x38ff211ec017107a1d968f16aca35538272118817f246e1ec5709d2ed5070b3dBlock Operator
vrf_key: op_cert: op_cert_counter: