# Delete unique catalog offer promotion Deletes unique catalog offer promotion. The deleted promotion: * Disappears from the list of promotions set up in your project. * Is no longer applied to the item catalog and the cart. User can’t buy items with this promotion. After deletion, the promotion can’t be restored. Endpoint: DELETE /v3/project/{project_id}/admin/unique_catalog_offer/{external_id} Version: 2.0.0 Security: basicAuth ## Path parameters: - `project_id` (integer, required) Project ID. You can find this parameter in your Publisher Account next to the name of the project. Example: 44056 - `external_id` (integer, required) Promotion external ID. Unique promotion identifier within the project. Example: "coupon_44056_1" ## Response 401 fields (application/json): - `statusCode` (integer) Example: 401 - `errorCode` (integer) Example: 1020 - `errorMessage` (string) Example: "[0401-1020]: Error in Authentication method occurred" ## Response 404 fields (application/json): - `statusCode` (integer) Example: 404 - `errorCode` (integer) Example: 4001 - `errorMessage` (string) Example: "[0401-9802]: Coupon not found" - `transactionId` (string) Example: "x-x-x-x-transactionId-mock-x-x-x" ## Response 204 fields