Block details.
Epoch: 17 Number of transactions in block: 3 slot_no: 387123 epoch_slot_no: 19923 block_no: 387071 slot_leader_id: 13 size: 1743 time: 2017-12-22 12:25:51 proto_major: 0 proto_minor: 1 hash: \x58de31ce3fdd0a7255c5f83da31f8afbc8684691ce5821b1d86128c6288b884fBlock Operator
vrf_key: op_cert: op_cert_counter: