---
title: "Changes to Assign solution to project"
method: POST
path: "/v1/projects/{projectId}/whatsapp/solutions/{solutionId}/assign"
---

# Changes to Assign solution to project

`POST /v1/projects/{projectId}/whatsapp/solutions/{solutionId}/assign`

> Every recorded change to this endpoint, newest first.
> 4 revisions in range; 1 not diffed.

## Timeline

Changed in 2 of 4 revisions.

- **2026-09-01** `c6a937922d10` — 4 breaking, 17 info
- **2026-08-18** `c78a716de420` — 1 info

## Changes

- **2026-09-01** `c6a937922d10` — 4 breaking, 17 info
  - the response's body type/format changed from ``/`` to `object`/`` for status `401`
  - the response's body type/format changed from ``/`` to `object`/`` for status `404`
  - the response's body type/format changed from ``/`` to `object`/`` for status `409`
  - the response's body type/format changed from ``/`` to `object`/`` for status `500`
  - removed `subschema #1: ProjectNotFoundErrorTitle, subschema #2: SolutionNotFoundErrorTitle` from the response body `oneOf` list for the response status `404`
  - added the optional property `additionalInformation` to the response with the `401` status
  - added the optional property `additionalInformation` to the response with the `404` status
  - added the optional property `additionalInformation` to the response with the `409` status
  - added the optional property `additionalInformation` to the response with the `500` status
  - the response property `errorCode` became required for the status `401`
  - the response property `errorCode` became required for the status `409`
  - the response property `errorCode` became required for the status `500`
  - the response property `message` became required for the status `401`
  - the response property `message` became required for the status `409`
  - the response property `message` became required for the status `500`
  - the response property `resolution` became required for the status `401`
  - the response property `resolution` became required for the status `409`
  - the response property `resolution` became required for the status `500`
  - added the required property `errorCode` to the response with the `404` status
  - added the required property `message` to the response with the `404` status
  - added the required property `resolution` to the response with the `404` status
- **2026-08-18** `c78a716de420` — 1 info
  - api operation id `SolutionsController_assignSolution_v1` removed and replaced with `WhatsappSolutionsController_assignSolution_v1`

---

[Operation](https://skmtc.dev/sinch/apis/provisioning-api/docs/v1/projects/:projectId/whatsapp/solutions/:solutionId/assign/post.md) · [API](https://skmtc.dev/sinch/apis/provisioning-api.md) · [Page](https://skmtc.dev/sinch/apis/provisioning-api/changes/v1/projects/:projectId/whatsapp/solutions/:solutionId/assign/post)