Duplicated related people

[jamieu]

https://collection.sciencemuseumgroup.org.uk/objects/co71938/brass-amulet-to-protect-the-wearer-from-cholera-france-1820-1880-amulet

[jamieu]

        "agent": [
        {
            "summary":
            {
                "title": "Roch"
            },
            "@link":
            {
                "role": [
                {
                    "value": "association details"
                }],
                "attribution":
                {
                    "date": [
                    {
                        "from": "2008",
                        "to": "2008",
                        "value": "2008-11-03",
                        "primary": true
                    }],
                    "attributor": "SELINA_HURLEY",
                    "note": [
                    {
                        "type": "comment",
                        "value": "project cataloguer",
                        "primary": true
                    }],
                    "type": "S&H web project"
                }
            },
            "@admin":
            {
                "uid": "cp74281",
                "id": "agent-74281",
                "uuid": "6616a34a-27e7-3d3e-a156-7be4a2652141"
            },
            "@entity": "reference"
        },
        {
            "summary":
            {
                "title": "Roch"
            },
            "@link":
            {
                "role": [
                {
                    "value": "[association details]"
                }]
            },
            "@admin":
            {
                "uid": "cp74281",
                "id": "agent-74281",
                "uuid": "6616a34a-27e7-3d3e-a156-7be4a2652141"
            },
            "@entity": "reference"
        }],