[
  {
    "model": "ndr_core.NdrCoreUiStyle",
    "fields": {
      "name": "default",
      "label": "Centered",
      "filename": "style_default",
      "description": "Centered content with a navigation on top."
    }
  },
  {
    "model": "ndr_core.NdrCoreUiStyle",
    "fields": {
      "name": "left",
      "label": "Left Navigation",
      "filename": "style_left",
      "description": "Content on the right side, navigation on the left."
    }
  },
  {
    "model": "ndr_core.NdrCoreUiStyle",
    "fields": {
      "name": "top_fixed",
      "label": "Top Navigation Fixed",
      "filename": "style_top_fixed",
      "description": "Fixed navigation at top, content below."
    }
  }
]