Block details.
Epoch: 197 Number of transactions in block: 3 slot_no: 4258724 epoch_slot_no: 3524 block_no: 4256575 slot_leader_id: 7 size: 3231 time: 2020-06-05 17:19:31 proto_major: 1 proto_minor: 0 hash: \x49f175c6453e3489a25f7af01a77f3be428fcc409a0a6c74f0d7c0315a7a3a1bBlock Operator
vrf_key: op_cert: op_cert_counter: