The type of a text generation restriction.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/enums/messaging_restriction_type.proto)

| Enums ||
|---|---|
| ## `RESTRICTION_BASED_EXCLUSION` | Exclude text assets that are not compliant with this restriction. |
| ## `UNKNOWN` | Used for return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |