Block details.
Epoch: 197 Number of transactions in block: 2 slot_no: 4263167 epoch_slot_no: 7967 block_no: 4261015 slot_leader_id: 3 size: 1628 time: 2020-06-06 18:00:31 proto_major: 1 proto_minor: 0 hash: \xfdaa5715668bddf7dfe191dbcd0d6d1af5147e5d0dc50d3339558134e3077d6fBlock Operator
vrf_key: op_cert: op_cert_counter: