有了下面的响应负载，我想获取Order Number和Total Order Number并将其传递给for each控制器，但它不工作。
我能够获取总数，但无法将其传递给每个控制器，可能是在变量赋值中出现了一些错误，

{
    "orderDetails": {
        "orderCode": 490278,
        "studyCode": "test_2"
    },
    "sites": [
        {
            "orderCode": 490278,
            "siteRecid": 16521,
            "siteId": "11001"
        }
    ],
    "orders": [
        {
            "orderNumber": 4027,
            "siteName": "flipKart",
            "siteNameCode": "flipKart",
            "orderAmount": 10
        },
        {
            "orderNumber": 4590,
            "siteName": "flipKart_1",
            "siteNameCode": "flipKart 1",
            "orderAmount": 20
        },
        {
            "orderNumber": 1678,
            "siteName": "flipKart_2",
            "siteNameCode": "flipKart 2",
            "orderAmount": 30
        },
        {
            "orderNumber": 1762,
            "siteName": "flipKart_3",
            "siteNameCode": "flipKart 3",
            "orderAmount": 40
        },
        {
            "orderNumber": 1566,
            "siteName": "flipKart_4",
            "siteNameCode": "flipKart 4",
            "orderAmount": 50
        },
        {
            "orderNumber": 1432,
            "siteName": "flipKart_5",
            "siteNameCode": "flipKart 5",
            "orderAmount": 60
        },
        {
            "orderNumber": 1089,
            "siteName": "flipKart_6",
            "siteNameCode": "flipKart 6",
            "orderAmount": 70
        },
        {
            "orderNumber": 9078,
            "siteName": "flipKart_7",
            "siteNameCode": "flipKart 7",
            "orderAmount": 80
        },
        {
            "orderNumber": 4508,
            "siteName": "flipKart_8",
            "siteNameCode": "flipKart 8",
            "orderAmount": 90
        },
        {
            "orderNumber": 4278,
            "siteName": "flipKart_9",
            "siteNameCode": "flipKart 9",
            "orderAmount": 100
        },
        {
            "orderNumber": 9028,
            "siteName": "flipKart_10",
            "siteNameCode": "flipKart 10",
            "orderAmount": 110
        }
    ]
}

取订单总数，

对于每个控制器都没有运行。提前感谢