---
title: "Changes to Generate Presigned Url"
method: POST
path: "/users/presigned-url"
---

# Changes to Generate Presigned Url

`POST /users/presigned-url`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 58 revisions.

- **2026-09-10** `ded660373609`: 2 breaking, 1 warning, 7 info

## Changes

- **2026-09-10** `ded660373609`: 2 breaking, 1 warning, 7 info
  - request property `type` was restricted to a list of enum values
  - added the pattern `^[^/\\]+\.[A-Za-z0-9]{1,16}$` to the request property `name`
  - the `name` request property's maxLength was set to `255`
  - added the new `image/avif` enum value to the request property `type`
  - added the new `image/gif` enum value to the request property `type`
  - added the new `image/heic` enum value to the request property `type`
  - added the new `image/heif` enum value to the request property `type`
  - added the new `image/jpeg` enum value to the request property `type`
  - added the new `image/png` enum value to the request property `type`
  - added the new `image/webp` enum value to the request property `type`

---

[Operation](https://skmtc.dev/lium/apis/lium-backend-api/docs/users/presigned-url/post.md) · [API](https://skmtc.dev/lium/apis/lium-backend-api.md) · [Page](https://skmtc.dev/lium/apis/lium-backend-api/changes/users/presigned-url/post)