To Set up a Recurring Payment, you need to access your Xendit dashboard, go to Recurring Tab under Accept Payment Category and Click on "Create Recurring" Button. 

You will need the following to set up a recurring payment:

- External ID 

- Customer's Email 

- Transaction Amount

- Number of Recurring Payments (leave it empty to have unlimied Recurring Payments)

- Recurring Interval

- Invoice Duration (optional)

- Description