You can make Rest API calls inside the surveys to secure 3rd party APIs. For example, you can integrate CRM tools
such as hubspot, Zoho etc. You just have to follow the format of payload (body) the API you want to use expects.
You can map the responses coming from the API and use it as explained here (link to response maps).
Step 1: Click on 3 lines present at the bottom right corner of chat bubble.
Step 2: Click on Integrate.
Step 3: In the URL section, insert the secure URL (API end point).
Step 4: Select the request method(Get/Post).
Step 5: Enter the Payload (Body) which your API is expecting.
Step 6: Map the response you got from the API by clicking on Add response map.
Step 7: You can use the response maps as explained here (refer to System Variables for explanation on response maps).