Block details.
Epoch: 199 Number of transactions in block: 2 slot_no: 4311833 epoch_slot_no: 13433 block_no: 4309670 slot_leader_id: 7 size: 4851 time: 2020-06-18 00:22:31 proto_major: 1 proto_minor: 0 hash: \xb3c11f4b1b3e20215cfc043508e77712d3a2251abc08a9484872cca7d02cc335Block Operator
vrf_key: op_cert: op_cert_counter: