### Description It should be mentioned about `ContentNegotiatorDataResponseMiddleware` in "Returning JSON responses" section. Usage example: https://github.com/yiisoft/app-api/blob/master/config/web/di/application.php Link to page: [Quick start](https://yiisoft.github.io/docs/guide/rest/quick-start.html)
Description
It should be mentioned about
ContentNegotiatorDataResponseMiddlewarein "Returning JSON responses" section.Usage example: https://github.com/yiisoft/app-api/blob/master/config/web/di/application.php
Link to page: Quick start