Block details.
Epoch: 138 Number of transactions in block: 1 slot_no: 2995998 epoch_slot_no: 15198 block_no: 2994465 slot_leader_id: 7 size: 1689 time: 2019-08-18 10:10:51 proto_major: 0 proto_minor: 2 hash: \xc61db294d2f13919c219678d9d4a2580e055c12fe0b8e5e6d17218eb8202699eBlock Operator
vrf_key: op_cert: op_cert_counter: