public void setAudioFallbackUrl(String audioFallbackUrl) {
        this.audioFallbackUrl = audioFallbackUrl;
    }
<p>
The audio fallback URL.
</p>

@param audioFallbackUrl
       The audio fallback URL.
aws-java-sdk-chime/src/main/java/com/amazonaws/services/chime/model/MediaPlacement.java