Block details.
Epoch: 197 Number of transactions in block: 5 slot_no: 4274096 epoch_slot_no: 18896 block_no: 4271944 slot_leader_id: 7 size: 4146 time: 2020-06-09 06:43:31 proto_major: 1 proto_minor: 0 hash: \xf3a8d470c819455da1ddc54b02cb477507e378c26e94657e2cf3f1c2dbd11989Block Operator
vrf_key: op_cert: op_cert_counter: