# 3.2.1.3.1 API Parameterization

API parameterization is nothing but without interrupt the actual request template we can replace the key values in request.

Below was the syntax for the parameterization

```
Syntax: ${Product Element}
```

Below screen shows the parameterized request template. We created the product elements with name and job.

![](https://781191373-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2Fqatts-technical-docs%2F-MbeRYVdXPtTRwLJl2mh%2F-MbeSPYxtCOs-XCNyckx%2F0.png?generation=1623136250513642\&alt=media)

Click on the Default Parameter tab you can find the two buttons, Extract Param with refresh and Extract Params.

![](https://781191373-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2Fqatts-technical-docs%2F-MbeRYVdXPtTRwLJl2mh%2F-MbeSPYya6GilvO_Qzdl%2F1.png?generation=1623136250488346\&alt=media)

Click on the **Extract Param button** you get the all parameterized fileds.

![](https://781191373-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2Fqatts-technical-docs%2F-MbeRYVdXPtTRwLJl2mh%2F-MbeSPYzKYbhCtEBmRdJ%2F2.png?generation=1623136250505038\&alt=media)

Fill the all the fileds then click on **Save** button and then Click on **Test** button.

![](https://781191373-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2Fqatts-technical-docs%2F-MbeRYVdXPtTRwLJl2mh%2F-MbeSPZ-fOfvfxGJFDsi%2F3.png?generation=1623136250502425\&alt=media)

Now you can get response based on the data you are provided in the default parameters.