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  "title": "MCP for Stata get_data_info cache document",
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  "additionalProperties": false,
  "required": [
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    "schema_version",
    "overview",
    "info_config",
    "vars_detail",
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    "$schema": { "const": "https://raw.githubusercontent.com/sepinetam/mcp-for-stata/master/schemas/get-data-info-cache.schema.json" },
    "schema_version": { "const": 1 },
    "overview": {
      "type": "object",
      "required": ["source", "obs", "var_numbers", "var_list", "hash"],
      "properties": {
        "source": { "type": "string", "minLength": 1 },
        "obs": { "type": "integer", "minimum": 0 },
        "var_numbers": { "type": "integer", "minimum": 0 },
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}