Block details.
Epoch: 3 Number of transactions in block: 1 slot_no: 73929 epoch_slot_no: 9129 block_no: 73901 slot_leader_id: 7 size: 1029 time: 2017-10-11 00:27:51 proto_major: 0 proto_minor: 0 hash: \x04961df2c78c0bd99c604ed21ff1f34e2dd930f9c21c4c9562c7c54537fd717fBlock Operator
vrf_key: op_cert: op_cert_counter: