code: public PlacementTemplate withDefaultAttributes(java.util.Map<String, String> defaultAttributes) {
          setDefaultAttributes(defaultAttributes);
          return this;
      }
docs: <p>
  The default attributes (key/value pairs) to be applied to all placements using this template.
  </p>
  
  @param defaultAttributes
  The default attributes (key/value pairs) to be applied to all placements using this template.
  @return Returns a reference to this object so that method calls can be chained together.