EscalationLevel

{
    "level_id": "string",
    "level_name": "string",
    "target_user": [
        "string"
    ],
    "target_schedule": [
        "string"
    ],
    "s0_notify": [
        {
            "notify_type": "string",
            "notify_time": 0,
            "notify_group": "string"
        }
    ],
    "s1_notify": [
        {
            "notify_type": "string",
            "notify_time": 0,
            "notify_group": "string"
        }
    ],
    "s2_notify": [
        {
            "notify_type": "string",
            "notify_time": 0,
            "notify_group": "string"
        }
    ],
    "s0_time": 0,
    "s1_time": 0,
    "s2_time": 0,
    "step": 0,
    "round_robin": true
}