{
    "leadership.leader": [
        {
            "leadership.leader": "value_1",
            "leadership.follower": "string1"
        },
        {
            "leadership.leader": "value_2",
            "leadership.follower": "string2"
        },
        {
            "leadership.leader": "value_3",
            "leadership.follower": "string3"
        }
    ]
}