geospacial - location nearby

{
    "code" : {
        "_bsontype" : "Int32",
        "value" : 2
    },
    "errmsg" : "$geometry is required for geo near query",
    "message" : "$geometry is required for geo near query",
    "name" : "MongoError",
    "ok" : {
        "_bsontype" : "Double",
        "value" : 0
    },
    "stack" : "MongoError: $geometry is required for geo near quer" +
              "at Function.MongoError.create (C:\\Users\\Administrator\\AppData\\Local\\mongobooster\\app-3.0.5\\resources\\app.asar\\node_modules\\mongodb-core\\lib\\error.js:31:11" +
              "at queryCallback (C:\\Users\\Administrator\\AppData\\Local\\mongobooster\\app-3.0.5\\resources\\app.asar\\node_modules\\mongodb-core\\lib\\cursor.js:213:36" +
              "at C:\\Users\\Administrator\\AppData\\Local\\mongobooster\\app-3.0.5\\resources\\app.asar\\node_modules\\mongodb-core\\lib\\connection\\pool.js:436:1" +
              "at _combinedTickCallback (internal/process/next_tick.js:67:7" +
              "at process._tickCallback (internal/process/next_tick.js:98:9)",
    "waitedMS" : {
        "_bsontype" : "Long",
        "high_" : 0,
        "low_" : 0
    }
}