{
  "expression": ["+", ["*", 1, 2, 3, ["FAKE-EXPRESSION", 1]], 10],
  "expected": {
    "compiled": {
      "result": "error",
      "errors": [
        {
          "key": "[1][4][0]",
          "error": "Unknown expression \"FAKE-EXPRESSION\". If you wanted a literal array, use [\"literal\", [...]]."
        }
      ]
    }
  }
}