Block details.
Epoch: 197 Number of transactions in block: 3 slot_no: 4257547 epoch_slot_no: 2347 block_no: 4255398 slot_leader_id: 4 size: 1639 time: 2020-06-05 10:47:11 proto_major: 1 proto_minor: 0 hash: \x2ee86da756d114d0e3f736a8ac61c2f5e0eed14e8e2e44fab1f3a50443be2c52Block Operator
vrf_key: op_cert: op_cert_counter: