Block details.
Epoch: 197 Number of transactions in block: 4 slot_no: 4258667 epoch_slot_no: 3467 block_no: 4256518 slot_leader_id: 4 size: 2768 time: 2020-06-05 17:00:31 proto_major: 1 proto_minor: 0 hash: \x973c1eb19ad43088510ef0448a228b56acdfdfa8c94e06f2ced4e267f6f0d419Block Operator
vrf_key: op_cert: op_cert_counter: