I don't know why it's showing:"Argument must be valid a json"

[FahadAhmad]

This topic should help you regarding JSON:

.JSON File Parsing - How I understood It

.JSON File - How I understood It What is Json? (Collected from W3Schools) -JSON stands for JavaScript Object Notation -JSON is a lightweight format for storing and transporting data -JSON is often used when data is sent from a server to a web page -JSON is "self-describing" and easy to understand My View: Now a days .JSON is a language which are mostly used in API services, data structures for storing and receiving as well as dor GeoCoding etc.GeoJson is a perfect…