Block details.
Epoch: 137 Number of transactions in block: 1 slot_no: 2968172 epoch_slot_no: 8972 block_no: 2966639 slot_leader_id: 6 size: 1305 time: 2019-08-11 23:35:31 proto_major: 0 proto_minor: 2 hash: \x637d41eecd9e2753a363b21e2cc71de9b6c5d91a8f0b5735ed9d7f15015fdadbBlock Operator
vrf_key: op_cert: op_cert_counter: