Block details.
Epoch: 54 Number of transactions in block: 1 slot_no: 1186818 epoch_slot_no: 20418 block_no: 1186640 slot_leader_id: 13 size: 1030 time: 2018-06-25 15:10:51 proto_major: 0 proto_minor: 1 hash: \xb734b80468ee1be634a87ec756ea6578df2d72e1652779f093d96b6380135b19Block Operator
vrf_key: op_cert: op_cert_counter: