---
title: "Changes to Create CustomerPrepayment record attachments"
method: POST
path: "/public/v2/customer-prepayments/{record_number}/attachments/"
---

# Changes to Create CustomerPrepayment record attachments

`POST /public/v2/customer-prepayments/{record_number}/attachments/`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 16 revisions.

- **2026-08-12** `34b7cf5b4b6c` — 1 info

## Changes

- **2026-08-12** `34b7cf5b4b6c` — 1 info
  - added the new optional `header` request parameter `Idempotency-Key`

---

[Operation](https://skmtc.dev/dualentry/apis/dualentry-public-api/docs/public/v2/customer-prepayments/:record_number/attachments/post.md) · [API](https://skmtc.dev/dualentry/apis/dualentry-public-api.md) · [Page](https://skmtc.dev/dualentry/apis/dualentry-public-api/changes/public/v2/customer-prepayments/:record_number/attachments/post)