Which one is modern light weight message exchange format?

ব্যাখ্যাঃ JSON (JavaScript Object Notation) is a lightweight data interchange format. It is easy humans to read and write. It is easy for machine to parse and generate. It is based on a subset. JavaScript programming Language, standard ECMA - 262 3rd Edition - December 1999. JSON text format that is completely language independent but uses conventions that are familiar programmers of the C - family of languages, including C, C + + , C#, Java, JavaScript, Perl, Python.