# Developer Settings This menu enables merchant to configure their URLs for Business product. Each of the fields have a tooltip when you hover your mouse on each field that will help merchant to know what the fields are used for. It consists of: * Payment Notification (Endpoint URL for received payment from Faspay) Merchant can choose the format file for payment notification either in .XML or .JSON * Return URL (Redirect URL after the transaction has been completed) * Static VA Inquiry (Faspay inquiry destination after transaction has been paid from customer) * Credit Card Payment Information (Endpoint URL for received last status of credit card payment) Merchant can input their desired URLs and then they can Save & Test to save their URLs and test to check the Response status. ![(Developer Faspay Business Menu)](https://firebasestorage.googleapis.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MHl0oXefaAKjpRLPnGw%2Fuploads%2F1IRymZ3hHDeL1cZk3bUY%2Ffile.png?alt=media) ![(Accordion View – Save & Test) ](https://firebasestorage.googleapis.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MHl0oXefaAKjpRLPnGw%2Fuploads%2FvEoRlltBBXk4QnVZOH1Y%2Ffile.png?alt=media) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.faspay.co.id/merchant-page-reference/faspay-business/developer-settings.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.