---
title: "Add Ons Quantity"
method: POST
path: "/event/increase_decrease_quantity/{add_ons_id}/"
tags: ["event"]
---

# Add Ons Quantity

`POST /event/increase_decrease_quantity/{add_ons_id}/`

## Path parameters

- `add_ons_id` string, required

## Request body

- AddOnsQuantity
  - `quantity` integer, required
  - `event_id` integer, required

## Response `200`

Successful Response

- unknown

## Other responses

- `404` — Not found
- `422` — Validation Error

---

[API](https://skmtc.dev/myticketpartner/apis/fastapi.md) · [All operations](https://skmtc.dev/myticketpartner/apis/fastapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/myticketpartner/fastapi/revisions/b574a0cabefe/schema)