使用Card Vault调用PayPal Checkout API时请求失败问题问询

使用Card Vault调用PayPal Checkout Order API时触发UNPROCESSABLE_ENTITY错误，返回PAYMENT_DENIED提示，但相同卡片通过PayPal插件UI支付可正常完成。已尝试多张卡片、调整请求参数，查阅开发者文档，联系PayPal商家支持团队未获回复，问题仍未解决。

请求API地址 #

https://api-m.paypal.com/v2/checkout/orders

请求体 #

{
    "intent": "CAPTURE",
    "purchase_units": [
        {
            "amount": {
                "currency_code": "USD",
                "value": "1.00",
                "breakdown": {
                "item_total": {  
                  "currency_code": "USD",
                  "value": "1.00"
                }
                }
            },
            "items":[
            {
               "name":"bottle",
               "unit_amount":{
                  "currency_code":"USD",
                  "value":"1.00"
               },
               "quantity":1
            }
         ]
        }
    ],
   "application_context":{
      "brand_name":"MY STORE",
      "shipping_preference":"NO_SHIPPING"
   },
   "payer":{
      "email_address":"asddsafdasffads@as.es",
      "address":{
         "address_line_1":"asdf",
         "address_line_2":"dsaf",
         "admin_area_2":"Madrid",
         "admin_area_1":"Madrid",
         "postal_code":"28045",
         "country_code":"ES"
      },
      "name":{
         "given_name":"Vinxxx",
         "surname":"Kamtxxxxx"
      }
   },
    "payment_source": {
        "card": {
            "vault_id": "bxaqaknk"
        }
    }
}

响应体 #

{
    "name": "UNPROCESSABLE_ENTITY",
    "details": [
        {
            "issue": "PAYMENT_DENIED",
            "description": "PAYMENT_DENIED"
        }
    ],
    "message": "请求操作无法执行，语义错误或未通过业务验证。",
    "debug_id": "72cb109aaf274",
    "links": [
        {
            "href": "https://developer.paypal.com/docs/api/orders/v2/#error-PAYMENT_DENIED",
            "rel": "information_link",
            "method": "GET"
        }
    ]
}

内容的提问来源于stack exchange，提问作者sunil pol