# nested-models
serve pydantic_v2.BaseModel
service DefaultService: get_value
service DefaultService without its methods: TypeError
> GET /values/7
  get_value(id=7, at=None, tags=None)
< 200 application/json {"id":7}
> GET /values/invalid
< 422 application/json [{"type": "int_parsing", "loc": ["path", "id"]}]
