Block details.
Epoch: 197 Number of transactions in block: 1 slot_no: 4276001 epoch_slot_no: 20801 block_no: 4273849 slot_leader_id: 8 size: 1030 time: 2020-06-09 17:18:31 proto_major: 1 proto_minor: 0 hash: \xb305d87927d3ed1f5c01ecd09a945d789ed96f1c3a9c467c1dfbf7aa1f60793bBlock Operator
vrf_key: op_cert: op_cert_counter: