Retrieving facebook leads using ASP.NET Web API and Graph API Webhooks

ASP.NET way of retrieving Facebook Lead Ad data

Prerequisites

Compile and host the Web API in your server
Note: SSL Certificate is mandatory. Facebook accept only https URL.
When an lead ad is generated facebook will post the data to the Web API's Post action.
Following data is avaliable in the API

Navigate to https://developers.facebook.com
Choose Add a New App from the My Apps pull-down menu
Provide the display name, contact email address and click Create App ID
Navigate to Add Product and setup Webhook
Select Page from the pull-down menu and click Subscribe to this topic
Provide the callback URL (Note: SSL is mandatory), Verification Token and click Verify and Save
On successfull verification you will be prompted with a list of avaliable subscriptions. From the list subscribe to Leadgen
To test the working without creating a lead ad do the following
- Cick Test button in the leadgen subscription
- Facebook will open-up a popup with sample data, click Send to My Server button.
- If there is any valid method like sending email, writing to database etc is implemented in the API post will get executed.

This project is licensed under the MIT License