---
title: "POST /user/{userID}/monetary-account/{monetary-accountID}/mastercard-action/{mastercard-actionID}/note-attachment"
method: POST
path: "/user/{userID}/monetary-account/{monetary-accountID}/mastercard-action/{mastercard-actionID}/note-attachment"
tags: ["note-attachment"]
---

# POST /user/{userID}/monetary-account/{monetary-accountID}/mastercard-action/{mastercard-actionID}/note-attachment

`POST /user/{userID}/monetary-account/{monetary-accountID}/mastercard-action/{mastercard-actionID}/note-attachment`

Used to manage attachment notes.

## Path parameters

- `userID` integer, required
- `monetary-accountID` integer, required
- `mastercard-actionID` integer, required

## Headers

- `Cache-Control` string
- `User-Agent` string, required
- `X-Bunq-Language` string
- `X-Bunq-Region` string
- `X-Bunq-Client-Request-Id` string
- `X-Bunq-Geolocation` string
- `X-Bunq-Client-Authentication` string, required

## Request body

- NoteAttachmentMasterCardAction
  - `description` string, required — Optional description of the attachment.
  - `attachment_id` integer, required — The reference to the uploaded file to attach to this note.

## Response `200`

Used to manage attachment notes.

- NoteAttachmentMasterCardActionCreate
  - `Id` BunqId
    - `id` integer — An integer ID of an object. Unique per object type.

## Other responses

- `400` — This is how the error response looks like for 4XX response codes

---

[API](https://skmtc.net/bunq/apis/bunq-api.md) · [All operations](https://skmtc.net/bunq/apis/bunq-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/bunq/bunq-api/versions/369477c7bd26/schema)