Block details.
Epoch: 91 Number of transactions in block: 1 slot_no: 1969695 epoch_slot_no: 4095 block_no: 1968213 slot_leader_id: 8 size: 1181 time: 2018-12-23 20:29:51 proto_major: 0 proto_minor: 2 hash: \x07af17d7975c083645e4c57ffe62b8f27e6bf8932f4bb11afd85edd01c8be461Block Operator
vrf_key: op_cert: op_cert_counter: