updated readme

README.md

@@ -53,11 +53,15 @@ afterward the server can be queried with the following command:
 curl -X POST \
   -H "Content-Type: application/json" \
   -d '{
+    "id": "timestamp_value",
+    "method": "compute_transfer",
+    "params": {
         "from": "0x000...",
         "to": "0x000...",
         "value": 999999999999,
         "iterative": false,
         "prune": true
+    }
 }' \
   "http://<ip>:<port>"
 ```