Block details.
Epoch: 197 Number of transactions in block: 1 slot_no: 4258240 epoch_slot_no: 3040 block_no: 4256091 slot_leader_id: 4 size: 2965 time: 2020-06-05 14:38:11 proto_major: 1 proto_minor: 0 hash: \xc31dfbab347d4e8239531b1e8706369e9b16cd33e77e5a6a0940cf73f1c9cc5fBlock Operator
vrf_key: op_cert: op_cert_counter: