1query category($slug: String!) {
2  category(slug: $slug) {
3    _custom_json
4    logo {
5      alt
6      type
7      url
8    }
9    name
10    uid
11  }
12}

1{
2  "slug": "slug"
3}

1{
2  "category": {
3    "_custom_json": {},
4    "logo": {
5      "alt": "alt",
6      "type": "type",
7      "url": "https://website.com"
8    },
9    "name": "A name",
10    "uid": 42
11  }
12}