Editing neo slot of "Linked Bibliography Mappings for European Archives"

{
    "mainSubject": "s1demo8aaaaaaP1",
    "subjects": {
        "s1demo8aaaaaaP1": {
            "label": "Linked Bibliography Mappings for European Archives",
            "schema": "Publication",
            "statements": {
                "Title": {
                    "type": "text",
                    "value": [
                        "Linked Bibliography Mappings for European Archives"
                    ]
                },
                "Year": {
                    "type": "number",
                    "value": 2021
                },
                "Venue": {
                    "type": "text",
                    "value": [
                        "Journal of Digital Humanities"
                    ]
                },
                "Authors": {
                    "type": "relation",
                    "value": [
                        {
                            "id": "r1demo8aaaaaaD1",
                            "target": "s1demo8aaaaaab1"
                        }
                    ]
                },
                "Project": {
                    "type": "relation",
                    "value": [
                        {
                            "id": "r1demo8aaaaaaD2",
                            "target": "s1demo8aaaaaap1"
                        }
                    ]
                },
                "URL": {
                    "type": "url",
                    "value": [
                        "https://example.org/publications/linked-bibliography-mappings"
                    ]
                }
            }
        }
    }
}