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1. Optional: create 2 different subaccounts if you need to split one time and recurring transactions between different subaccounts.
   

2. Configure FlexForm

   1. Go to FlexForms Systems → FlexForms Payment Links;

   2. Create a FlexForm with Dynamic Price. (Dynamic Price should be activated by CCBill support);

   3. Configure Approve redirect;
      Approve URL: https://your-domain/payments/ccbillflexform/thankyou.html?result=success
      // Replace your-domain with your actual domain address;

      

   4. You need to open a FlexForm in a Sandbox, and then click “Promote to Live”
      

3. Configure Webhooks

   1. For every subaccount configure Webhooks here: Account Info → Sub Account Admin → Webhooks;

   2. You need to add three webhooks

      • Webhook URL - https://your-domain/api/payment-systems/ccbill-flexform/webhook/sale
        Webhook Format - JSON;
        Event types - CrossSaleSuccess, NewSaleSuccess, UpSaleSuccess;

        

      • Webhook URL - https://your-domain/api/payment-systems/ccbill-flexform/webhook/rebill
        Webhook Format - JSON;
        Event types - RenewalSuccess;

        

      • Webhook URL - https://your-domain/api/payment-systems/ccbill-flexform/webhook/cancel
        Webhook Format - JSON;
        Event types - Cancellation, Expiration;

        

        
        // Replace your-domain with your actual domain address.
        

4. Configure DataLink user to manage subscriptions from your site

   1. For recurring subaccount create DataLink user here: Account Info → Data Link Service Suit → Add User

   2. Fill in Username and Password fields

   3. Select in Subsystems two SMS Services: SMS - cancelSubscription and SMS - viewSubscriptionStatus
      // If you don’t have these options please request CCBill Support to enable SMS Services

   4. Enter next IPs
      62.138.2.50 62.138.2.51 62.138.3.14 62.138.7.186 62.138.2.147 62.138.8.201
      62.138.2.185 62.138.2.189 62.138.2.191 62.138.7.67 62.138.7.192 62.138.16.253
      62.138.14.224 62.138.14.231

      

5. If you use CloudFlare for your site, be sure to add firewall rule to not block requests from CCBill.

   1. Go to CloudFlare → your site → Security → WAF and click “Create firewall rule”

   2. Fill in
      Rule name - CCBill
      Field - URI Path
      Operator - Contains
      Value - /api/payment-systems/ccbill-flexform/webhook/
      Choose an action - Allow
      

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      Bypass
      Choose a feature - User Agent Blocking, Browser Integrity Check, Hotlink Protection, Security Level, Rate Limiting

      Image Added

   3. Click “Deploy firewall rule”

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