Block details.
Epoch: 64 Number of transactions in block: 1 slot_no: 1389604 epoch_slot_no: 7204 block_no: 1389388 slot_leader_id: 13 size: 984 time: 2018-08-11 13:46:11 proto_major: 0 proto_minor: 1 hash: \x1891b88b23d5e0079635a36094f9217c988632b59d6bad1bee2777f87bdad16dBlock Operator
vrf_key: op_cert: op_cert_counter: