#data
interface A {
  iterable<B>;
};
#parsed
{
  "definitions": [
    {
      "definition_type": "interface",
      "name": "A",
      "index": 0,
      "members": [
        {
          "index": 16,
          "member_type": "iterable",
          "type1": {
            "type_name": "B"
          }
        }
      ]
    }
  ]
}

#data
interface A {
  iterable <B, long>;
};
#parsed
{
  "definitions": [
    {
      "definition_type": "interface",
      "name": "A",
      "index": 0,
      "members": [
        {
          "index": 16,
          "member_type": "iterable",
          "type1": {
            "type_name": "B"
          },
          "type2": {
            "type": "long"
          }
        }
      ]
    }
  ]
}