Block details.
Epoch: 198 Number of transactions in block: 1 slot_no: 4280281 epoch_slot_no: 3481 block_no: 4278129 slot_leader_id: 6 size: 1632 time: 2020-06-10 17:05:11 proto_major: 1 proto_minor: 0 hash: \xcd2454bd6319b10021599b2d05416b13bd293c6429562f2d55c6bff08d88ee7dBlock Operator
vrf_key: op_cert: op_cert_counter: