# Getting Started - [Payment Button](https://docs-shop.rexdigital.group/getting-started/payment-button.md) - [Payment Request](https://docs-shop.rexdigital.group/getting-started/payment-request.md) - [Webhooks](https://docs-shop.rexdigital.group/getting-started/webhooks.md): Once your user has used the payment button and paid, it's time listening for webhooks. - [Payment Dispute Canceled](https://docs-shop.rexdigital.group/getting-started/webhooks/payment-dispute-canceled.md): The payment dispute has been canceled for the order. - [Payment Completed](https://docs-shop.rexdigital.group/getting-started/webhooks/payment-completed.md): The order has been fully paid for. - [Payment Disputed](https://docs-shop.rexdigital.group/getting-started/webhooks/payment-disputed.md): A payment dispute was opened for the order. - [Payment Reversed](https://docs-shop.rexdigital.group/getting-started/webhooks/payment-reversed.md): A disputed payment was reversed for the order. (an involuntary reversal of funds from you as the merchant) - [Payment Refunded](https://docs-shop.rexdigital.group/getting-started/webhooks/payment-refunded.md): A refund has been initiated for an order. (a voluntary reversal of funds from you as the merchant) --- # 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-shop.rexdigital.group/getting-started.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.