Perl data type class for the XML Schema defined complexType AdGroupBidModifierOperation from the namespace https://adwords.google.com/api/adwords/cm/v201809.
Operation used to create or mutate a AdGroupBidModifier. <p>If you try to ADD a criterion that already exists, it will be treated as a SET operation on the existing criterion.
The following properties may be accessed using get_PROPERTY / set_PROPERTY methods:
Constructor. The following data structure may be passed to new():
Generated by SOAP::WSDL