collections.json

collections.js

[
  {
    "_id" : ObjectId("5de6a660a5f6a42060d532c5"),
    "name": "IX",
    "subjects": [
      {
        "_id" : ObjectId("5de6a660a5f6a42060d532c6"),
        "name": "Physics",
        "classId": ObjectId("5de6a660a5f6a42060d532c5"),
        "chapters": [
          {
            "_id" : ObjectId('5c09fb04ff03a672a26fb23a'),
            "name": Physical Quantities and Their Measurements",
            "classId": ObjectId("5de6a660a5f6a42060d532c5"),
            "subjectId": ObjectId("5de6a660a5f6a42060d532c6"),
          },
          {
            "_id" : ObjectId("5de6a660a5f6a42060d532c6"),
            "name": "Motion",
            "classId": ObjectId("5de6a660a5f6a42060d532c5"),
            "subjectId": ObjectId("5de6a660a5f6a42060d532c6"),
          }
        ]
      }
    ]
  }
]