# Retrieve list of parent segments Retrieve a list of parent segments. Endpoint: GET /entities/parent_segments Version: 1.0.0 ## Response 200 fields (application/vnd.treasuredata.v1+json): - `data` (object, required) - `data.id` (string, required) - `data.type` (string, required) Enum: "parentSegment" - `data.attributes` (object, required) - `data.attributes.name` (string, required) - `data.attributes.description` (string, required) - `data.attributes.matrixUpdatedAt` (string,null, required) - `data.attributes.population` (number,null, required) - `data.attributes.scheduleType` (string, required) Enum: "cron", "daily", "hourly", "minutes_interval", "monthly", "none", "weekly" - `data.attributes.createdAt` (string, required) - `data.attributes.updatedAt` (string, required) - `data.attributes.v4Id` (number, required) - `data.attributes.allowActivationBehavior` (boolean) - `data.attributes.maxActivationBehaviorRow` (integer) - `data.attributes.customerGroup` (object,null) - `data.relationships` (object, required) - `data.relationships.parentFolder` (object) - `data.relationships.parentSegmentFolder` (object)