IMPS Lite API V1.2 FAQ | API Developer Portal

1. What is client id & secret and their use case?

Ans: They are used to verify the identity of users or applications that request access to the system. They play a crucial role in ensuring that only authorized individuals or systems can interact with the API.

2. Is different validation keys or client id & client secret required for different product?

Ans: The client id & client secret should be unique for different products until and unless the user name will be changed.

3. Does UAT validation keys are diff. from production and who will provide them?

Ans: Yes, UAT validation keys are different from the production ones. But when the products will be on-boarded or live they may be different. And the production details will be provided by iServeU.

4. What are the diff. details that will be provided for production?

Ans: The product url, client id and client secret will be provided for production.

5. How callback feature can be enabled?/ What is the callback receive time from iServeU after a transaction is completed?

Ans: For the callback feature to be enabled, you need to prepare a webhook API and share the URL with iServeU to get it configured. Once it is configured, you will receive callback for all the transactions. The format to configure the webhook API at your end is mentioned in the documentation of each product.

6. How does a retailer need to be onboarded under iServeU for doing any transactions and what checks do we have?

Ans: Only in production environment a retailer needs to be on-boarded. As per NPIC guidelines we do check & maintain negative registry, so before any retailer get onboarded we check their onboarding details. Once the data is verified, user/retailer get onboarded.
Negative registry checks:: negative PIN, PAN, ADDRESS

7. What is the limit per number per month?

Ans: It’s twenty-five thousand rupees. If it will cross the limit (25,000 rupees), transactions will not be processed.

8. How can I add and manage beneficiary accounts?

Ans: There is no method in IMPS API by which you can add and manage beneficiary accounts. This is the lite version of IMPS API. Here is only two APIs i.e. beneficiary and transaction.

9. How do I get access to the UAT IMPS Lite API?

Ans: To get access to the UAT IMPS Lite API use their developer portal.

10. What are the prerequisites for using the IMPS Lite API?

Ans: The only prerequisites to use the IMPS Lite API are client credentials, for the UAT environment you get the credentials from the developer portal email. .

11. Is there a sandbox environment for testing?

Ans: Yes, there is a sandbox environment available for testing the IMPS Lite API. This allows you to simulate transactions and test your integration before going live.

12. How do I authenticate API requests?

Ans: API requests are authenticated using API keys, which are included in the request headers. This ensures secure communication between your application and the IMPS Lite API.