# Key Browser
## Fold level
There is a convention that we use the separator `:` in the key name to represent property relationships. For example, a key with name `users:4590:name` can be a key that stores the user name of the user whose id is 4590.
Medis supports this convention out-of-box by making the name parts as the folder of the tree view:
By default, we only show the first part as folders. However, you can configure this on the preference window:
In the screenshot above, we set the "Max fold level" to 3, and the key list will look like:
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# 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.getmedis.com/reference/key-browser.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.