integrate Airtable WebMerge Trello through webhook API and Zapier

I automates the entire process

- Client fills the Airtable Form

- Calculations or other in Airtable

- WebMerge preparing and sends PDF document

- Zapier integrates data from Airtableto Webmerge

- Airtable API. Add, update, delete row by API

Create database in Airtable

Change type of fields, create formulas andviews in Airtable