This is a very simple short task
You have to trigger a test script everytime a person send a msg on Fiverr.
Now, Fiverr doesn't provide an API.
So, you will have to use IFTTT to complete this task.
Go thru the attached file for detailed description of the task.
Pay: 600 INR + 1 great review
2 фрилансеров(-а) готовы выполнить эту работу в среднем за ₹1050
Hello Sir, I am a professional developer with good knowledge API. Please share more details of project. If you are interested, let us proceed. Thanks