Block details.
Epoch: 199 Number of transactions in block: 2 slot_no: 4310078 epoch_slot_no: 11678 block_no: 4307915 slot_leader_id: 12 size: 1464 time: 2020-06-17 14:37:31 proto_major: 1 proto_minor: 0 hash: \xae59e3d44e3424daeb5e2bd1a66e85dbc9ea0d20d3cc6dd1fd9bcca6cbd91cdcBlock Operator
vrf_key: op_cert: op_cert_counter: