region | object or string | Yes | - | Official Google Merchant API Region body as an object or JSON string, sent as-is. Keys: displayName plus either postalCodeArea (regionCode and postalCodes ranges with begin/end) or geotargetArea (geotargetCriteriaIds). Example: {“displayName”: “Washington”, “postalCodeArea”: {“regionCode”: “US”, “postalCodes”: [{“begin”: “98*”}]}} |