> For the complete documentation index, see [llms.txt](https://docs.cosmocloud.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/json/update-json-object.md).

# Update JSON Object

The **Update JSON Object** node is used to update an existing JSON / Object variable. The keys provided in this node will either be inserted or overriden in the older JSON variable.

### Properties Panel

#### General

<table data-full-width="false"><thead><tr><th width="244">Field</th><th>Description</th><th>Required</th><th data-hidden>Default</th></tr></thead><tbody><tr><td>Node name</td><td><a href="/pages/jJ1qO0Ju8d7VFyPB2Jy3"><mark style="color:blue;"><strong>Checkout Node name</strong></mark></a></td><td>true</td><td>_</td></tr><tr><td>Variable name</td><td>Name of the JSON variable you need to create</td><td>true</td><td>_</td></tr><tr><td>Values</td><td>The JSON object to be merged into the older variable. You can create your own custom JSON object, where you can use <a href="/pages/RJ2ouQTCjKiUMsBHftne">Magical Autocomplete</a> with both keys and values.</td><td>true</td><td>_</td></tr></tbody></table>

### Returns

This node does not return any value, but sets a variable with your provided `<name>` in the flow context.