The ISO 3166 country and subdivision codes for the partner's headquarters location. If you omit this field,
the service retains the existing headquarters value.
Parameters:
headquarters - The ISO 3166 country and subdivision codes for the partner's headquarters location. If you omit this
field, the service retains the existing headquarters value.
Returns:
Returns a reference to this object so that method calls can be chained together.
The ISO 3166 country and subdivision codes for the partner's headquarters location. If you omit this field,
the service retains the existing headquarters value.