Block details.
Epoch: 28 Number of transactions in block: 1 slot_no: 616198 epoch_slot_no: 11398 block_no: 616123 slot_leader_id: 4 size: 1030 time: 2018-02-13 13:04:11 proto_major: 0 proto_minor: 1 hash: \x0d675cace1b634e0b5540f5855cfd32b9073449dde4e04ded95d3d323935bd0bBlock Operator
vrf_key: op_cert: op_cert_counter: