HOA Form Post Parameters

 in_WebSession_version='3.9'
 vin_WebSession_method='Account_updatePaymentMethod'
 vin_WebSession_vid
 vin_PaymentMethod_type='CreditCard'
 vin_PaymentMethod_accountHolderName
 vin_PaymentMethod_creditCard_account
 // Upon form submission, HOA will validate the value entered in 
 // this field by running a Luhn check. If the check fails, 
 // the customer’s browser will be redirected to your error URL.
  
 vin_PaymentMethod_creditCard_expirationDate='YYYYMM'
 // Upon form submission, HOA will validate the value entered 
 // in this field by making certain the year begins with “20,” and 
 // the month is between 01 and 12. If this check fails, 
 // your customer’s browser will be redirected to your error URL.
 //(full expirationDate takes precedence)
  
 vin_PaymentMethod_creditCard_expirationDate_Month='MM'
 // Upon form submission, HOA will validate the value entered
 // in this field by making certain that the month is between
 // 01 and 12. If this check fails, your customer’s browser will 
 // be redirected to your error URL.
  
 vin_PaymentMethod_creditCard_expirationDate_Year='YYYY'
 // Upon form submission, HOA will validate the value entered
 // in this field by making certain that the year begins with “20.”
 //If this check fails, your customer’s browser will 
 // be redirected to your error URL.
  
 vin_PaymentMethod_nameValues_cvn
 vin_PaymentMethod_billingAddress_name
 vin_PaymentMethod_billingAddress_addr1
 vin_PaymentMethod_billingAddress_addr2
 vin_PaymentMethod_billingAddress_city
 vin_PaymentMethod_billingAddress_district
 vin_PaymentMethod_billingAddress_postalCode
 vin_PaymentMethod_billingAddress_country
 vin_PaymentMethod_billingAddress_phonev

{name => 'vin_Transaction_merchantTransactionId', value => 'tx_' . $time}