Updated Volume Server API (markdown)

Volume-Server-API.md

@@ -26,6 +26,12 @@ It is a convenient API and does not support different parameters when assigning
 ```bash
 curl -X DELETE http://127.0.0.1:8080/3,01637037d6
 ```
+
+### View Manifest File Content for chunked big file
+
+```bash
+curl http://127.0.0.1:8080/3,01637037d6?cm=false
+```
 	
 ### Create а specific volume on a specific volume server