Required Fields for a Google Pay Authorization 
            
            
          
            Include these required fields to request a successful authorization.
- billTo_city
 - billTo_country
 - billTo_email
 - billTo_firstName
 - billTo_lastName
 - billTo_postalCode
 - billTo_state
 - billTo_street1
 - ccAuthService_run
 - Set this field value totrue.
 - encryptedPayment_data
 - Set this field value to the string value generated from the full wallet response.
 - merchantID
 - merchantReferenceCode
 - paymentSolution
 - Set this field value to012.
 - purchaseTotals_currency
 - purchaseTotals_grandTotalAmount