feat：数据处理；

ios/Classes/AliyunPushPlugin.m

@@ -205,6 +205,26 @@ userInfo fetchCompletionHandler
     }
 }
 
+-(NSString *)convertToJsonData:(NSDictionary *)dict{
+    NSError *error;
+    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:&error];
+    NSString *jsonString;
+    if (!jsonData) {
+        NSLog(@"%@",error);
+    }else{
+        jsonString = [[NSString alloc]initWithData:jsonData encoding:NSUTF8StringEncoding];
+    }
+    NSMutableString *mutStr = [NSMutableString stringWithString:jsonString];
+    NSRange range = {0,jsonString.length};
+    //去掉字符串中的空格
+    [mutStr replaceOccurrencesOfString:@" " withString:@"" options:NSLiteralSearch range:range];
+    NSRange range2 = {0,mutStr.length};
+    //去掉字符串中的换行符
+    [mutStr replaceOccurrencesOfString:@"\n" withString:@"" options:NSLiteralSearch range:range2];
+    return mutStr;
+
+}
+
 /*
     APP处于前台时收到通知(iOS 10+)
  */