Block details.
Epoch: 203 Number of transactions in block: 5 slot_no: 4391866 epoch_slot_no: 7066 block_no: 4389642 slot_leader_id: 12 size: 6666 time: 2020-07-06 13:00:11 proto_major: 1 proto_minor: 0 hash: \xf6fa1dd6d04c917f7276120661e5e43ba9d228df92bd10399924efd60a5c1a4dBlock Operator
vrf_key: op_cert: op_cert_counter: