Block details.
Epoch: 67 Number of transactions in block: 1 slot_no: 1451947 epoch_slot_no: 4747 block_no: 1451696 slot_leader_id: 8 size: 1172 time: 2018-08-26 00:07:11 proto_major: 0 proto_minor: 1 hash: \xfa68df4941d3cece9345f5f6294516212f5ef015a26a2ca8bbd3808473c38c0aBlock Operator
vrf_key: op_cert: op_cert_counter: