 Before Changing Source:
(platform layer
  (position 158.00 83.00)
  (bounds 300.00 150.00)
  (children
    (contents clipping layer
      (position 0.00 0.00)
      (bounds 300.00 150.00)
      (children
        (contents layer (model)
          (position 0.00 0.00)
          (bounds 300.00 150.00)
          (model data size 395126)
        )
      )
    )
  )
)
After Changing Source:
(platform layer
  (position 158.00 83.00)
  (bounds 300.00 150.00)
  (children
    (contents clipping layer
      (position 0.00 0.00)
      (bounds 300.00 150.00)
      (children
        (contents layer (model)
          (position 0.00 0.00)
          (bounds 300.00 150.00)
          (model data size 3248)
        )
      )
    )
  )
)