# Campaign Management APIs for accessing and managing all campaigns and related messages for a specific brand, including campaign details, messaging content, activity tracking, and operational metadata. ## Get Campaigns by Brand ID - [GET /api/brand/{brand_id}/campaigns](https://context-docs.sabrhub.com/specs/contextregister.external/campaign-management/getcampaignsbybrandid.md): Fetches campaigns by brand associated with a specific company. ## Get Messages by brandId - [GET /api/brand/{brand_id}/messages](https://context-docs.sabrhub.com/specs/contextregister.external/campaign-management/getmessagesbybrandid.md): Fetches messages by brand associated with a specific company. ## Get Brand Message by ID - [GET /api/brand/{brand_id}/messages/{message_id}](https://context-docs.sabrhub.com/specs/contextregister.external/campaign-management/getmessagebyid.md): Fetches message by messageId associated with a specific company.