Block details.
Epoch: 10 Number of transactions in block: 1 slot_no: 221577 epoch_slot_no: 5577 block_no: 221545 slot_leader_id: 8 size: 994 time: 2017-11-14 04:43:51 proto_major: 0 proto_minor: 0 hash: \x102d453235c3765e085f8fd682d19163d51673975ea7f11f64099b88e8261274Block Operator
vrf_key: op_cert: op_cert_counter: