https://connector.greywolf.com/p21/ws.aspx?APIKey=APIKEYHERE&result=xml&v=1&api=SalesOrderPaymentAccountInsertUpdate&payment_acct_id =&payment_acct_desc =&acct_no =&extended_acct_info =&acct_expiration_date =&customer_id =&company_id =&creditcard_processor_uid =&automatic_payment_flag =&automatic_payment_limit =&epf_merchant_account_uid =&routing_number =&bank_name =&bank_city =&bank_state =&taxpayer_account_id =&payment_type_id=