Block details.
Epoch: 202 Number of transactions in block: 3 slot_no: 4380867 epoch_slot_no: 17667 block_no: 4378643 slot_leader_id: 7 size: 2679 time: 2020-07-03 23:53:51 proto_major: 1 proto_minor: 0 hash: \x02b61b4f4b3e8379375e1ac2a18c7aa3abe81274ec630c776886e7d70c837c32Block Operator
vrf_key: op_cert: op_cert_counter: