[
  {
    "type": "identifier",
    "value": "throw"
  },
  {
    "type": "identifier",
    "value": "new"
  },
  {
    "type": "identifier",
    "value": "Error"
  },
  {
    "type": "punctuator",
    "value": "("
  },
  {
    "type": "literal",
    "value": "'System error'"
  },
  {
    "type": "punctuator",
    "value": ")"
  }
]