ortcomment cmt">Returns <a href="../package$$ContentTypes$.html#PROTOBUF:String" class="extmbr" name="com.amazonaws.services.sagemaker.sparksdk.transformation.ContentTypes#PROTOBUF">com.amazonaws.services.sagemaker.sparksdk.transformation.ContentTypes.PROTOBUF</a>
</p><div class="fullcomment"><div class="comment cmt"><p>Returns <a href="../package$$ContentTypes$.html#PROTOBUF:String" class="extmbr" name="com.amazonaws.services.sagemaker.sparksdk.transformation.ContentTypes#PROTOBUF">com.amazonaws.services.s