{
    "version": "2.0",
    "statement":[
     {
         "effect": "allow",
         "action": "cos:*",
         "resource": ["qcs::cos:ap-shanghai:uid/1250000000:Bucket1-1250000000/dir1/*",
                    "qcs::cos:ap-shanghai:uid/1250000000:Bucket1-1250000000/dir1"]
     }
   ]
}