Settings to control automatically generated text assets.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/resources/campaign.proto)

| Fields ||
|---|---|
| ## `messaging_restrictions[]` | `https://developers.google.com/google-ads/api/reference/rpc/v23/Campaign.MessagingRestriction` Freeform instructions that will be used to guide text asset generation using LLM inference. At most 40 restrictions may be provided. |
| ## `term_exclusions[]` | `string` Exact words or phrases that will be excluded from generated text assets. At most 25 exclusions may be provided. Valid exclusions may contain a maximum of 30 characters. |