Block details.
Epoch: 202 Number of transactions in block: 3 slot_no: 4380214 epoch_slot_no: 17014 block_no: 4377990 slot_leader_id: 3 size: 1713 time: 2020-07-03 20:16:11 proto_major: 1 proto_minor: 0 hash: \x1719716aa0460f969cbbb9198c2f7e55d03fc3a8aa7e0dfc5f0a635c5e3bffcbBlock Operator
vrf_key: op_cert: op_cert_counter: