Documents.Requests.V2.HandleK1Request

{
    "client_id": 0,
    "k1_item": {
        "item": {
            "action": "Accept",
            "amount": 0,
            "id": 0,
            "reason": "string"
        },
        "sign": {
            "method": 0,
            "sert_num": "string",
            "signature": "string"
        }
    }
}