更新文档

@@ -44,24 +44,8 @@
 	      {
 	      {
 	        "count": 4,
 	        "count": 4,
 	        "completion_grade": "A"
 	        "completion_grade": "A"
-	      },
-	      {
-	        "count": 11,
-	        "completion_grade": "B"
-	      },
-	      {
-	        "count": 9,
-	        "completion_grade": "C"
-	      },
-	      {
-	        "count": 4,
-	        "completion_grade": "D"
 	      }
 	      }
-    	],
-    	"completion_grade_top": {
-      		"count": 9,
-      		"completion_grade": "A_PLUS"
-   		}
+    	]
   }]   
   }]   
    ```
    ```
 	
 	
@@ -73,4 +57,13 @@
 	| user_real_name       | String | Y    |用户姓名  |
 	| user_real_name       | String | Y    |用户姓名  |
 	| figure_url       | String | N    |用户头像  |
 	| figure_url       | String | N    |用户头像  |
    | paper_rate_score       | int | N    |练习得分 | 100 |
    | paper_rate_score       | int | N    |练习得分 | 100 |
-   
+  ```
+  [{
+	    "user_id": 100000008807,
+	    "user_real_name": "周",
+	    "completion_A_PLUS": 0,
+	    "paper_rate": 0.89,
+	    "paper_rate_score": 89,
+	    "paper_rate_update_time": "2019-10-09T04:08:30.447"
+  }]
+ ```