Block details.
Epoch: 197 Number of transactions in block: 1 slot_no: 4255749 epoch_slot_no: 549 block_no: 4253600 slot_leader_id: 7 size: 1623 time: 2020-06-05 00:47:51 proto_major: 1 proto_minor: 0 hash: \x8938386338e4eff414f7cf8d80ef8c41e799deac3381668bfb815d9a575a59ddBlock Operator
vrf_key: op_cert: op_cert_counter: