Start by creating a new Zap
Then choose the webhook trigger
Select the Catch Hook as the webhook trigger
Skip the configure step, just continue
Click on Test and copy the webhook URL
Now head to spur
Create a new workflow
Create a new action
In the action select "Send HTTP Request"
Paste the webhook URL into the Action
Click on Edit Body
Now you can just add variables in Edit Body, to send all the data, it can be custom variables as well!
Like I just added number here
Now we finally test the request after configuring the body of the HTTP request
It should return a 200 success
Now we can finally use variables in the following actions
See the image below to use the variables anywhere