Block details.
Epoch: 195 Number of transactions in block: 8 slot_no: 4221737 epoch_slot_no: 9737 block_no: 4219589 slot_leader_id: 8 size: 8722 time: 2020-05-28 03:50:31 proto_major: 1 proto_minor: 0 hash: \xf9fa99119929d4f8eba4c08b95f5f982e94fed7711cf1d63bf52941a83f8fa54Block Operator
vrf_key: op_cert: op_cert_counter: