toJson method

Implementation

@override
Object toJson() => {
  if (checkpointId.isNotDefault) 'checkpointId': checkpointId,
  if (epoch.isNotDefault) 'epoch': encodeInt64(epoch),
  if (step.isNotDefault) 'step': encodeInt64(step),
  if (endpoint.isNotDefault) 'endpoint': endpoint,
};