Enum describing possible display modes for vanity pharma URLs.

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

| Enums ||
|---|---|
| ## `MANUFACTURER_WEBSITE_URL` | Replace vanity pharma URL with manufacturer website url. |
| ## `UNKNOWN` | Used for return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |
| ## `WEBSITE_DESCRIPTION` | Replace vanity pharma URL with description of the website. |