Docs/mobile readme upload token only

README.md

@@ -404,10 +404,12 @@ Method | HTTP request | Description
 
 Most endpoints required to be authenticated using the API key mechanism described in our [documentation](https://docs.api.video/reference#authentication).
 The access token generation mechanism is automatically handled by the client. All you have to do is provide an API key when instantiating the `ApiVideoClient`:
+
 ```java
 ApiVideoClient client = new ApiVideoClient("YOUR_API_KEY");
 ```
 
+
 ### Public endpoints
 
 Some endpoints don't require authentication. These one can be called with a client instantiated without API key:

api/openapi.yaml

@@ -3424,6 +3424,8 @@ paths:
             // First add the "video.api:android-api-client" maven dependency to your project
             // Documentation: https://github.com/apivideo/api.video-android-client/blob/main/docs/VideosApi.md#uploadWithUploadToken
 
+            VideosApiStore.initialize()
+
             val workManager = WorkManager.getInstance(context) // WorkManager comes from package "androidx.work:work-runtime"
 
             val token = "to1tcmSFHeYY5KzyhOqVKMKb" // The unique identifier for the token you want to use to upload a video.