diff --git a/doc/README_app_en.md b/doc/README_app_en.md
index 88141d1..839dda2 100644
--- a/doc/README_app_en.md
+++ b/doc/README_app_en.md
@@ -7,10 +7,10 @@ get method
 pr  
 
 
-docker run --rm -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=110.41.130.197 git.mamahaha.work/sangge/tpre:base bash  
+docker run -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=110.41.130.197 git.mamahaha.work/sangge/tpre:base bash  
 
 
-tpre3: docker run --rm -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=110.41.21.35 git.mamahaha.work/sangge/tpre:base bash
+tpre3: docker run -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=110.41.21.35 git.mamahaha.work/sangge/tpre:base bash
 
 
 110.41.155.96 tpre1  
diff --git a/src/client.py b/src/client.py
index 0aa6288..cd71218 100644
--- a/src/client.py
+++ b/src/client.py
@@ -9,6 +9,7 @@ from pydantic import BaseModel
 import socket
 import random
 import time
+import base64
 
 
 @asynccontextmanager
@@ -200,11 +201,10 @@ async def send_messages(
 
     for i in range(len(node_ips)):
         url = "http://" + node_ips[i][0] + ":8001" + "/user_src"
-        print(url)
         payload = {
             "source_ip": local_ip,
             "dest_ip": dest_ip,
-            "capsule_ct": capsule_ct,
+            "capsule_ct": base64.b64encode(str(capsule_ct)),
             "rk": rk_list[i],
         }
         print(payload)
@@ -245,6 +245,7 @@ async def request_message(i_m: Request_Message):
     }
     try:
         response = requests.post(url, json=payload, timeout=3)
+        print(response.text)
 
     except:
         print("can't post")
diff --git a/src/client_cli.py b/src/client_cli.py
index 3da6a91..1846f52 100644
--- a/src/client_cli.py
+++ b/src/client_cli.py
@@ -3,7 +3,7 @@ import requests
 
 
 def send_post_request(ip_addr, message_name):
-    url = f"http://localhost:8002/request_message/"
+    url = f"http://localhost:8002/request_message"
     data = {"dest_ip": ip_addr, "message_name": message_name}
     response = requests.post(url, json=data)
     return response.text
diff --git a/src/node.py b/src/node.py
index aa1719a..fa40bd7 100644
--- a/src/node.py
+++ b/src/node.py
@@ -7,6 +7,7 @@ from pydantic import BaseModel
 from tpre import *
 import os
 from typing import Any, Tuple
+import base64
 
 
 @asynccontextmanager
@@ -80,7 +81,7 @@ class Req(BaseModel):
 
 
 @app.post("/user_src")  # 接收用户1发送的信息
-async def receive_user_src_message(message: Req):
+async def user_src(message: Req):
     global client_ip_src, client_ip_des
     # kfrag , capsule_ct ,client_ip_src , client_ip_des   = json_data[]  # 看梁俊勇
     """
@@ -91,10 +92,10 @@ async def receive_user_src_message(message: Req):
             "rk": rk_list[i],
         }
     """
-    print(type(message))
     source_ip = message.source_ip
     dest_ip = message.dest_ip
-    capsule_ct = message.capsule_ct
+    b64capsule_ct = message.capsule_ct
+    capsule_ct = base64.b64decode(b64capsule_ct)
     rk = message.rk
 
     processed_message = ReEncrypt(rk, capsule_ct)