is it possible to create Jasper Subreport using JSON file only

[DDeshmukh]

i want to create subreport inside main report i have external json file
structure should be like this 
studentName:  jonny
+---------------------------------------------------+
|        subreport  : marks                                  |
|        subject: english                                       |
|        score: 80                                                     |
+---------------------------------------------------+

studentName:  john
+---------------------------------------------------+
|        subreport  : marks                                  |
|        subject: english                                       |
|        score: 80                                                     |
+---------------------------------------------------+

and json data is 
how to achive this into jasper studio using json data file only

{

  "students": [

    {

      "studentName": "John Doe",

      "address": "123 Main Street, Springfield, IL",

      "email": "johndoe@example.com",

      "contact": "+1-555-1234",

      "branch": "Science",

      "marks": [

        { "subject": "english", "score": 90 },

        { "subject": "science", "score": 20 },

        { "subject": "maths", "score": 30 }

      ]

    },

    {

      "studentName": "Jane Smith",

      "address": "456 Elm Street, Springfield, IL",

      "email": "janesmith@example.com",

      "contact": "+1-555-5678",

      "branch": "Arts",

      "marks": [

        { "subject": "english", "score": 90 },

        { "subject": "science", "score": 20 },

        { "subject": "maths", "score": 30 }

      ]

    }

  ]

}

[fubar]

you have to configure the datasource in the subreport to use the json file.