Steps to reproduce the issue

Get an article:

curl --location --request GET 'http://camminodelgusto-001-site1.mysitepanel.net//api/index.php/v1/content/articles/1' \
--header 'Authorization: Bearer ---------------------------------

Here is the article:

{
    "links": {
        "self": "http://camminodelgusto-001-site1.mysitepanel.net/api/index.php/v1/content/articles/1"
    },
    "data": {
        "type": "articles",
        "id": "1",
        "attributes": {
            "typeAlias": "com_content.article",
            "id": 1,
            "asset_id": 63,
            "title": "Prova Fernando",
            "alias": "prova-fernando",
            "state": 1,
            "created": "2021-09-27 09:18:35",
            "created_by": 274,
            "created_by_alias": "",
            "modified": "2021-09-28 10:38:18",
            "modified_by": 274,
            "publish_up": "2021-09-27 09:18:35",
            "publish_down": null,
            "images": {
                "image_intro": "",
                "float_intro": "",
                "image_intro_alt": "",
                "image_intro_caption": "",
                "image_fulltext": "",
                "float_fulltext": "",
                "image_fulltext_alt": "",
                "image_fulltext_caption": ""
            },
            "urls": {
                "urla": false,
                "urlatext": "",
                "targeta": "",
                "urlb": false,
                "urlbtext": "",
                "targetb": "",
                "urlc": false,
                "urlctext": "",
                "targetc": ""
            },
            "version": 3,
            "metakey": "",
            "metadesc": "",
            "access": 1,
            "hits": 0,
            "metadata": {
                "robots": "",
                "author": "",
                "rights": "",
                "xreference": ""
            },
            "featured": 1,
            "language": "*",
            "note": "",
            "tags": [],
            "featured_up": null,
            "featured_down": null,
            "text": "Pippero11 "
        },
        "relationships": {
            "category": {
                "data": {
                    "type": "categories",
                    "id": "2"
                }
            },
            "created_by": {
                "data": {
                    "type": "users",
                    "id": "274"
                }
            },
            "modified_by": {
                "data": {
                    "type": "users",
                    "id": "274"
                }
            }
        }
    }
}

Perform PATCH on the existing article

curl --location --request PATCH 'http://camminodelgusto-001-site1.mysitepanel.net//api/index.php/v1/content/articles/1' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer ----------------------------------------- \
--data-raw '{"title": '\''Updated article'\''}'

Expected result

[]

Actual result

HTTP Error 404.0 - Not Found

System information (as much as possible)

Additional comments