---
title: "Changes OptIn msisdn"
method: POST
path: "/v1/publicapplets/{hashId}/optin/{optInId}/change_optin_mobile"
tags: ["publicapplets"]
---

# Changes OptIn msisdn

`POST /v1/publicapplets/{hashId}/optin/{optInId}/change_optin_mobile`

## Path parameters

- `hashId` string, required
- `optInId` string, required

## Request body

- UpdateSmsOptInRequestDto
  - `mobile` string, required — mobile phone number

## Response `200`

OK

## Other responses

- `400` — Bad request
- `500` — Internal server error

---

[API](https://skmtc.dev/linkmobility/apis/untitled-api.md) · [All operations](https://skmtc.dev/linkmobility/apis/untitled-api/llms.txt) · [OpenAPI document](https://skmtc.dev/linkmobility/apis/untitled-api/revisions/b8670bbd80db?raw)