Step Details |
| Introduced in Version | 9.30.0
|
| Last Modified in Version | 9.30.0
|
| Location | Data > JSON |
The Add Property to JSON step adds a new property and value to an existing JSON string.
This step is useful when the Flow needs to modify a JSON payload directly before passing it to another step, storing it, or sending it to an external system.
Properties
Parameters
| Property | Description | Data Type |
|---|
| Type | Select the data type for the value being added to the JSON string.
| --- |
| Property Name | Enter the name of the property to add to the JSON string.
| --- |
Inputs
| Property | Description | Data Type |
|---|
| Json Text | Specify the JSON text where the property is added.
| String |
Value
| Specify the value to assign to the new JSON property. The value matches the selected Type.
| --- |
Outputs
| Property | Description | Data Type |
|---|
AddPropertytoJSON_Output
| Returns the JSON string with the added property.
| String |
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Common Use Cases
- Add a new field to an existing JSON string.
- Add an ID, status, or reference value to JSON data.
- Build or update a JSON payload before sending it to an API.
- Add values collected from Forms, Rules, or previous Flow steps.
- Add nested properties when the JSON structure requires a nested path.