code: public com.google.api.ads.adwords.axis.v201809.o.AttributeType[] getRequestedAttributeTypes() {
          return requestedAttributeTypes;
      }
docs: Gets the requestedAttributeTypes value for this TargetingIdeaSelector.
  
  @return requestedAttributeTypes   * Request {@link Attribute}s and associated data for this set
  of {@link Type}s.
  
  <p>An empty set indicates a request for {@link KeywordAttribute},
  {@link PlacementAttribute},
  and {@link IdeaType}.
  <span class="constraint ContentsDistinct">This field
  must contain distinct elements.</span>
  <span class="constraint ContentsNotNull">This field
  must not contain {@code null} elements.</span>