Translate Google Sheets Data and Save to Google Drive

## 3. Retrieve Images from Pexels Free Database
Extract from Google sheet the word you want to translate to download an illustrating image from the free database of pexels.com

### How to set up?
- **HTTP Request Node (Call API Pexels)**: add in the header field 'Authorization' the API key provided by Pexels. *(Register here for the free API key: {{ $env.WEBHOOK_URL }}
[Learn more about the HTTP Request Node]({{ $env.WEBHOOK_URL }}
- **Upload the picture to Google Drive**:
   1. Add your Google Drive API credentials to access the folder for images
   2. Select your parent drive using the list, an URL or ID
   3. Select the folder in which you want to save the pictures using the list, an URL or ID
  [Learn more about the Google Drive Upload Node]({{ $env.WEBHOOK_URL }}