fetchutils in react admin

GET http://path.to.my.api/posts?sort=["title","ASC"]&range=[0, 4]&filter={"author_id":12}

HTTP/1.1 200 OK
Content-Type: application/json
Content-Range: posts 0-4/27
[
    { "id": 126, "title": "allo?", "author_id": 12 },
    { "id": 127, "title": "bien le bonjour", "author_id": 12 },
    { "id": 124, "title": "good day sunshine", "author_id": 12 },
    { "id": 123, "title": "hello, world", "author_id": 12 },
    { "id": 125, "title": "howdy partner", "author_id": 12 }
]