Block details.
Epoch: 126 Number of transactions in block: 2 slot_no: 2730247 epoch_slot_no: 8647 block_no: 2728719 slot_leader_id: 12 size: 2069 time: 2019-06-17 21:47:11 proto_major: 0 proto_minor: 2 hash: \xbc9ed0330c2b3a9e589f7c2d394ec2a4839ffd2c78fd24374fd88057a245c66eBlock Operator
vrf_key: op_cert: op_cert_counter: