AI-generated Key Takeaways
- 
          Third-party viewability integration options are available for ad measurement. 
- 
          Possible integration partners include Oracle Moat, Double Verify, Integral Ad Science, Comscore, and Telemetry. 
- 
          The UNKNOWNvalue is returned when the actual viewability integration partner is not exposed by the API version.
Possible options for third-party viewabitility integration.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Enumeration | Description | 
|---|---|
| NONE | Indicates there's no third-party viewability integration partner. | 
| MOAT | Indicates third-party viewability integration partner Oracle Moat. | 
| DOUBLE_VERIFY | Indicates third-party viewability integration partner Double Verify. | 
| INTEGRAL_AD_SCIENCE | Indicates third-party viewability integration partner Integral Ad Science. | 
| COMSCORE | Indicates third-party viewability integration partner Comscore. | 
| TELEMETRY | Indicates third-party viewability integration partner Telemetry. | 
| UNKNOWN | The value returned if the actual value is not exposed by the requested API version. |