{
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      "name": "bar",
      "imports": {
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          }
        }
      },
      "exports": {
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          }
        }
      },
      "package": 0
    },
    {
      "name": "foo",
      "imports": {
        "interface-0": {
          "interface": {
            "id": 0
          }
        }
      },
      "exports": {
        "interface-1": {
          "interface": {
            "id": 1
          }
        }
      },
      "package": 0
    }
  ],
  "interfaces": [
    {
      "name": "a",
      "types": {},
      "functions": {},
      "package": 0
    },
    {
      "name": "b",
      "types": {},
      "functions": {},
      "package": 0
    }
  ],
  "types": [],
  "packages": [
    {
      "name": "foo:foo",
      "interfaces": {
        "a": 0,
        "b": 1
      },
      "worlds": {
        "bar": 0,
        "foo": 1
      }
    }
  ]
}