what's wrong with this max 4 live device code:

{
  “patcher”: {
    “fileversion”: 1,
    “appversion”: {
      “major”: 8,
      “minor”: 2,
      “revision”: 2
    },
    “rect”: [
      50,
      50,
      600,
      400
    ],
    “bglocked”: 0,
    “defrect”: [
      50,
      50,
      600,
      400
    ],
    “openrect”: [
      50,
      50,
      600,
      400
    ],
    “default_fontsize”: 12,
    “default_fontface”: 0,
    “default_fontname”: “Arial”,
    “gridonopen”: 0,
    “gridsize”: [
      15,
      15
    ],
    “gridsnaponopen”: 0,
    “toolbarvisible”: 1,
    “boxanimatetime”: 200,
    “imprint”: 0,
    “enablehscroll”: 1,
    “enablevscroll”: 1,
    “device_width”: 0,
    “device_height”: 0,
    “boxes”: [
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “notein”,
          “patching_rect”: [
            50,
            50,
            52,
            22
          ],
          “id”: “obj-1”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “unpack 0 0 0”,
          “patching_rect”: [
            50,
            100,
            80,
            22
          ],
          “id”: “obj-2”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “expr f1 *

 
 
  
 
 
  
   


  
  
   
   
    
     


     


     


    
    
    
    
   
  
 

f1”,
          “patching_rect”: [
            50,
            150,
            100,
            22
          ],
          “id”: “obj-3”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “int”,
          “patching_rect”: [
            50,
            200,
            30,
            20
          ],
          “id”: “obj-4”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “pipe 10”,
          “patching_rect”: [
            50,
            250,
            50,
            20
          ],
          “id”: “obj-5”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “pack 0 0 0”,
          “patching_rect”: [
            50,
            300,
            75,
            20
          ],
          “id”: “obj-6”
        }
      },
      {
        “box”: {
          “maxclass”: “newobj”,
          “text”: “noteout”,
          “patching_rect”: [
            50,
            350,
            55,
            22
          ],
          “id”: “obj-7”
        }
      }
    ],
    “lines”: [
      {
        “patchline”: {
          “source”: [
            “obj-1”,
            0
          ],
          “destination”: [
            “obj-2”,
            0
          ],
          “hidden”: 0,
          “patched”: 33
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-2”,
            0
          ],
          “destination”: [
            “obj-3”,
            0
          ],
          “hidden”: 0,
          “patched”: 26
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-2”,
            1
          ],
          “destination”: [
            “obj-6”,
            1
          ],
          “hidden”: 0,
          “patched”: 24
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-2”,
            2
          ],
          “destination”: [
            “obj-6”,
            2
          ],
          “hidden”: 0,
          “patched”: 25
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-3”,
            0
          ],
          “destination”: [
            “obj-4”,
            0
          ],
          “hidden”: 0,
          “patched”: 30
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-4”,
            0
          ],
          “destination”: [
            “obj-5”,
            0
          ],
          “hidden”: 0,
          “patched”: 27
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-5”,
            0
          ],
          “destination”: [
            “obj-6”,
            0
          ],
          “hidden”: 0,
          “patched”: 28
        }
      },
      {
        “patchline”: {
          “source”: [
            “obj-6”,
            0
          ],
          “destination”: [
            “obj-7”,
            0
          ],
          “hidden”: 0,
          “patched”: 29
        }
      }
    ]
  }
}