{
  "lexicon": 1,
  "id": "space.polymodel.library.getPartFile",
  "defs": {
    "main": {
      "type": "query",
      "description": "Fetch and reassemble a part's chunked geometry file into its original bytes. Returns the reconstructed file with its declared MIME type and a safe filename.",
      "parameters": {
        "type": "params",
        "required": ["uri"],
        "properties": {
          "uri": { "type": "string", "format": "at-uri" }
        }
      },
      "output": {
        "encoding": "*/*"
      }
    }
  }
}