code: public com.google.api.ads.adwords.axis.v201809.cm.MediaMimeType getImageMimeType() {
          return imageMimeType;
      }
docs: Gets the imageMimeType value for this ImageAsset.
  
  @return imageMimeType   * The mime type of the image.
  <span class="constraint Selectable">This field
  can be selected using the value "ImageMimeType".</span><span class="constraint
  Filterable">This field can be filtered on.</span>
  <span class="constraint ReadOnly">This field is
  read only and will be ignored when sent to the API.</span>