Block details.
Epoch: 199 Number of transactions in block: 4 slot_no: 4311271 epoch_slot_no: 12871 block_no: 4309108 slot_leader_id: 3 size: 3933 time: 2020-06-17 21:15:11 proto_major: 1 proto_minor: 0 hash: \xcc4bbbb7d226e6395d13d958be28a39db0bced68febb0f491c1cc5ebf93dfe7dBlock Operator
vrf_key: op_cert: op_cert_counter: