Block details.
Epoch: 71 Number of transactions in block: 1 slot_no: 1545169 epoch_slot_no: 11569 block_no: 1544845 slot_leader_id: 4 size: 1565 time: 2018-09-16 14:01:11 proto_major: 0 proto_minor: 1 hash: \xc5e69372e27e08169ab18ab78bd85f696a3425e2e9da1c6efba8f16d7b0df75cBlock Operator
vrf_key: op_cert: op_cert_counter: