Block details.
Epoch: 143 Number of transactions in block: 2 slot_no: 3105677 epoch_slot_no: 16877 block_no: 3104141 slot_leader_id: 12 size: 1706 time: 2019-09-12 19:30:31 proto_major: 0 proto_minor: 2 hash: \x9728f9cd1a52816e34537f1fcf97142b968a3ab0b3e371254e5771c52fd0fb46Block Operator
vrf_key: op_cert: op_cert_counter: