Block details.
Epoch: 191 Number of transactions in block: 2 slot_no: 4128390 epoch_slot_no: 2790 block_no: 4126285 slot_leader_id: 4 size: 1397 time: 2020-05-06 13:14:51 proto_major: 1 proto_minor: 0 hash: \x7af5e76253d660adf72dbe8c7b86ed8fb82b9d53cc09f0c76b6b6abade33dc03Block Operator
vrf_key: op_cert: op_cert_counter: