Convert psd to json

Yes, I understand, but the idea is to extract information from the PSD. I was able to extract information from each layer, but I'm having trouble doing it with the smart objects. Maybe with this example, I can explain myself more

{
  "size": {"width": 1577, "height": 2100},
  "layers": [
    {
      "id": "7aca6d04-537d-4213-bb45-de9a36a1fb01",
      "layername": "Highlights",
      "opacity": 100,
      "size": {"height": 451, "width": 479},
      "src": "x7M/rv7pN8t3N1zSWHNjydWlEFZ1GXMPd...",
      "src_type": "data",
      "type": "normal",
      "visibility": true,
      "position": {"x": 598, "y": 1302},
      "scale": {"x": 1, "y": 1},
      "filters": {},
      "has_mask": false,
      "duplicates": []
    },
    {
      "id": "cd86358c-5f38-4914-8b76-b60b2306f911",
      "layername": "Shadows",
      "opacity": 100,
      "size": {"height": 451, "width": 479},
      "src": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAd8AAAHDCAYAAAB...",
      "src_type": "data",
      "type": "normal",
      "visibility": true,
      "position": {"x": 598, "y": 1302},
      "scale": {"x": 1, "y": 1},
      "filters": {},
      "has_mask": false,
      "duplicates": []
    },
    {
      "id": "f1cbffa6-57b4-4043-9dc4-e606764cb1c4",
      "layername": "mm_wrp:Your Image",
      "opacity": 100,
      "size": {"width": 310, "height": 519},
      "src": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAT...",
      "src_type": "data",
      "type": "smart-object",
      "visibility": true,
      "position": {"x": 602, "y": 1299},
      "scale": {"x": 1.5483870967741935, "y": 0.8805394990366089},
      "filters": {
        "perspective": {"active": true, "corners": [{}, {}, {}, {}]},
        "warp": {
          "active": true,
          "bounds": {},
          "name": "Warp Tool",
          "slug": "warp-tool",
          "meshPoints": [],
          "uOrder": 4,
          "vOrder": 4,
          "warpPerspective": 0
        }
      },
      "has_mask": true,
      "child_object": {"layers": [], "placeholder": "placeholder", "size": {"width": 310, "height": 519}},
      "mask": "821bc723-0f1a-4a7e-a08b-9e3a7d3ac93c",
      "duplicates": []
    }
  ]