{
  "id": "extensions_docx",
  "category": "registry_operations",
  "description": "Get file extensions for DOCX MIME type",
  "tags": ["registry", "extensions", "docx"],
  "call": "get_extensions_for_mime",
  "input": {
    "mime_type": "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
  },
  "assertions": [
    {
      "type": "not_error"
    }
  ]
}