Block details.
Epoch: 197 Number of transactions in block: 1 slot_no: 4269573 epoch_slot_no: 14373 block_no: 4267421 slot_leader_id: 4 size: 2013 time: 2020-06-08 05:35:51 proto_major: 1 proto_minor: 0 hash: \xf6d365c402e1b96685462b471b80a1f40bdd6bf08e4b0078d47ebd7ff655f53eBlock Operator
vrf_key: op_cert: op_cert_counter: