Block details.
Epoch: 191 Number of transactions in block: 5 slot_no: 4132817 epoch_slot_no: 7217 block_no: 4130712 slot_leader_id: 12 size: 5687 time: 2020-05-07 13:50:31 proto_major: 1 proto_minor: 0 hash: \xe31e3305e078f95e7bd8e33affd318d984f58c40f94654db6b6e9a03e21d1d97Block Operator
vrf_key: op_cert: op_cert_counter: