Block details.
Epoch: 69 Number of transactions in block: 3 slot_no: 1500706 epoch_slot_no: 10306 block_no: 1500403 slot_leader_id: 12 size: 1915 time: 2018-09-06 07:00:11 proto_major: 0 proto_minor: 1 hash: \xa9a9655d7e15697caa7785b359894e6a51195db77e8bdb8d3eb747ec63b22d65Block Operator
vrf_key: op_cert: op_cert_counter: