Payment Links Life Cycle

Payment Link is generated by merchant using Pay Link API
Payment Link is shared by merchants to customers. Customers will receive the link at
the time of link generation if the mobile number is passed in the request. Merchant
may choose to share the link via customized SMS, Email or may want to share it via
some other way

Once the link is received, there can be different status of the transaction. Merchant
can use the status API to check the status of transaction
- Paid - Customer has completed the payment using the link
- Expired - The link is expired. Customer did not complete the payment within
  the expiry time passed in link generation API
Merchant can Cancel the link using the Cancel API. The link can be cancelled only if
payment is not made against the link and the link is not expired