Get Tag IDs for Tag Groupget https://a.klaviyo.com/api/tag-groups/{id}/relationships/tagsReturns the tag IDs of all tags inside the given tag group.Rate limits:Burst: 3/sSteady: 60/m Scopes: tags:readPath ParamsidstringrequiredThe Tag Group IDHeadersrevisionstringrequiredDefaults to 2026-04-15API endpoint revision (format: YYYY-MM-DD[.suffix])Responses 200Success 4XXClient Error 5XXServer ErrorUpdated over 1 year ago