Block details.
Epoch: 206 Number of transactions in block: 2 slot_no: 4451860 epoch_slot_no: 2260 block_no: 4449636 slot_leader_id: 4 size: 2111 time: 2020-07-20 10:18:11 proto_major: 1 proto_minor: 0 hash: \xfeec75d17b1f66e6f01153cb85dfb31c75223ed11b4a4b4e29eed93d089c94fcBlock Operator
vrf_key: op_cert: op_cert_counter: