public com.google.cloud.visionai.v1.AppPlatformMetadata getAppPlatformMetadata() {
      if (appPlatformMetadataBuilder_ == null) {
        return appPlatformMetadata_ == null
            ? com.google.cloud.visionai.v1.AppPlatformMetadata.getDefaultInstance()
            : appPlatformMetadata_;
      } else {
        return appPlatformMetadataBuilder_.getMessage();
      }
    }
<pre>
The metadata of the AppPlatform for customer to identify the source of the
payload.
</pre>

<code>.google.cloud.visionai.v1.AppPlatformMetadata app_platform_metadata = 1;</code>

@return The appPlatformMetadata.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/AppPlatformCloudFunctionRequest.java