全局错误码

<table> <thead> <tr> <th>错误码</th> <th>错误解释</th> </tr> </thead> <tbody> <tr> <td>0</td> <td>请求失败</td> </tr> <tr> <td>1</td> <td>请求成功</td> </tr> <tr> <td>1001</td> <td>签名失败</td> </tr> <tr> <td>1002</td> <td>授权过期</td> </tr> <tr> <td>1003</td> <td>参数缺失</td> </tr> <tr> <td>1004</td> <td>接口不存在</td> </tr> <tr> <td>1005</td> <td>生态应用不存在</td> </tr> </tbody> </table>