孔API网关-为什么路由不唯一?

KONG Community Edition (0.13.x) .
当我试图创建/添加 routes route instance 一次又一次即使我用 .

例子
终点- /routes/
后置有效载荷

{
    "protocols": [
        "http",
        "https"
    ],
    "methods": null,
    "paths": [
        "/foo/bar",
        "/foo/foobar/bar"
    ],
    "service": {
        "id": "b23e0443-1040-4839-9c92-5e0c0e2abe3f"
    }
}