Service to manage Keyword Plan campaign keywords. KeywordPlanCampaign is required to add the campaign keywords. Only negative keywords are supported. A maximum of 1000 negative keywords are allowed per plan. This includes both campaign negative keywords and ad group negative keywords.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/services/keyword_plan_campaign_keyword_service.proto)
The following methods are available for this service:

- [MutateKeywordPlanCampaignKeywords](https://developers.google.com/google-ads/api/reference/rpc/v25/KeywordPlanCampaignKeywordService/MutateKeywordPlanCampaignKeywords)