# Technical

**Call REST API**: Integrate with external systems by calling REST APIs. Likewise sending information to the Rest API using the Push To CRM action type, you can also call/add the API of a 3rd party software or platform when needed using the automation for the particular Trigger.

<figure><img src="https://479287101-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FsFoWrex7Ww5gHYnrplCG%2Fuploads%2FVYd1ibkU9VKZ8Dv47xkB%2Fimage.png?alt=media&#x26;token=f689d8a8-1e51-4d09-88b2-379e9836483f" alt=""><figcaption></figcaption></figure>

Then, according to your requirements and the platform's compatibility, add the REST API details. For instance,

* Type for URL as POST, GET, PUT, and DELETE.
* Input Header Key(s) and Value(s).
* Select Data Type as URL Encoded, JSON, or FORM.
* Then, add the JSON Data using the parameter fields, and once done, click **Add**.

**Eval**: Execute custom scripts or code snippets for advanced processing.

<figure><img src="https://479287101-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FsFoWrex7Ww5gHYnrplCG%2Fuploads%2Ffyzk8iyqZQB6Wql8EVm6%2Fimage.png?alt=media&#x26;token=a2068ce3-e61e-4185-934b-19d8c894d03a" alt=""><figcaption></figcaption></figure>