我试图在OSB中调用代理服务 . 代理服务返回application / json . 我得到一个json响应如下:

Formatted JSON Data
{  
   details:{  
      "documents":{  
         "document":{  
            "documentId":"ABC",
            "name":"ABC.doc",
            "type":"application/msword",
            "url":null
         },
         "document":{  
            "documentId":"CDE",
            "name":"CDE.doc",
            "type":"application/msword",
            "url":null
         }
      }
   }
}

我期待回复如下:

{  
       details:{  
          "documents":{  
             "document":[  
                {  
                   "documentId":"ABC",
                   "name":"ABC.doc",
                   "type":"application/msword",
                   "url":null
                },
                {  
                   "documentId":"CDE",
                   "name":"CDE.doc",
                   "type":"application/msword",
                   "url":null
                }
             ]
          }
       }
    }

怎么能实现这一目标?