This flow allows you to retrieve all functions in Power Apps canvas studio.
To use this flow, follow the steps below:
1. Open some app in editor mode
2. Open Developer tool of Web browser (Chrome, Edge)
3. Select OnStart of App object
4. Check "Network" section in dev tool and search "suggest" api call
5. Copy Request URL and some Headers and paste them into "Request parameters from Developer tool" section in this flow.
For a detail, see my blog post
https://mofumofupower.hatenablog.com/entry/2021/12/21/172946
Remarks: