TI-API: 新建多个测试订单 返回JSON信息中 orderStatus 状态一直是 PENDING。

如题，之前调用TI创建订单接口 可以根据返回响应的JSON信息 中 捕捉 message节点下的一些信息 如：Code ：TI-TXT-005 、TI-TXT-006、TI-TXT-051 等代码信息，如今只返回部分信息没有message 节点(下面JSON)，
1.请问是什么原因，需要如何改正，
2.最近调用测试 TI订单新增、订单更改接口响应很慢，需等待十几秒或二十几秒才会响应出订单信息，什么原因，要如何修正。

{
    "orders": [
      {
        "orderDate": "2025-06-04 08:01:31",
        "customerPurchaseOrderNumber": "TEST-190",
        "orderStatus": "PENDING",
        "customerPurchaseOrderDate": "#",
        "purchaseOrderDate": "#",
        "lineItems": [
          {
            "tiPartNumber": "TESTLS00N",
            "customerLineItemNumber": "1",
            "itemCheckoutProfileId": "xxxxxxxxxxxxxxx",
            "status": "Pending",
            "customerAnticipatedUnitPrice": 0.9999,
            "customerCurrencyCode": "USD",
            "schedules": [
              {
                "requestedQuantity": 10000,
                "requestedDeliveryDate": "2025-09-10"
              }
            ]
          }
        ]
      }
    ],
    "termsOfSale": "Sale of TI products by TI are subject to TI's Terms of sale https://www.ti.com/legal/terms-conditions/terms-of-sale.html"
  }