diff --git a/scripts/combine.lua b/scripts/combine.lua
index 76a9f75..fff9236 100644
--- a/scripts/combine.lua
+++ b/scripts/combine.lua
@@ -11,7 +11,7 @@ local file_dir = ngx.var.tmp_file_dir
 ngx.req.read_body()
 local req_body = cjson.decode(ngx.req.get_body_data())
 ngx.log(ngx.INFO, 'REQ_BODY -> ', ngx.req.get_body_data())
-local data = req_body["data"]["images"]
+local data = req_body["payload"]["images"]
 local combined = file_dir .. "/" .. uuid.generate_v4() .. ".jpeg";
 local len = table.getn(data)
 if len == 0 then
diff --git a/scripts/convert_audio.lua b/scripts/convert_audio.lua
index 895655f..5cae4ad 100644
--- a/scripts/convert_audio.lua
+++ b/scripts/convert_audio.lua
@@ -100,7 +100,7 @@ local function convert()
     local req_body = cjson.decode(ngx.req.get_body_data())
     ngx.log(ngx.INFO, 'REQ_BODY -> ', ngx.req.get_body_data())
 
-    local input_audio_file = get_wx_media(req_body["data"]["media_id"]);
+    local input_audio_file = get_wx_media(req_body["payload"]["media_id"]);
     local converted_audio_file = file_dir .. "/" .. uuid.generate_v4() .. ".mp3";
 
     ngx.log(ngx.INFO, "Input audio file -> ", input_audio_file);
diff --git a/scripts/upload.lua b/scripts/upload.lua
index bc62db2..a2561d5 100644
--- a/scripts/upload.lua
+++ b/scripts/upload.lua
@@ -173,7 +173,7 @@ while true do
         ngx.log(ngx.INFO, 'Authorization -> ', authHeader)
         ngx.log(ngx.INFO, 'HtySudoerToken -> ', sudoerToken)
 
-        local body_text = cjson.encode({ task_type = TaskTypes.UPLOAD_PICTURE, data = { images = files } })
+        local body_text = cjson.encode({ task_type = TaskTypes.UPLOAD_PICTURE, payload = { images = files } })
 
         ngx.log(ngx.INFO, 'UPLOAD_PICTURE *body_text* ->', body_text)
         local res, err = httpc:request_uri(
diff --git a/scripts/upload_audio.lua b/scripts/upload_audio.lua
index a2d034b..717e43d 100644
--- a/scripts/upload_audio.lua
+++ b/scripts/upload_audio.lua
@@ -23,7 +23,7 @@ local function create_task()
     ngx.log(ngx.INFO, 'HtySudoerToken -> ', sudoerToken)
     ngx.log(ngx.INFO, 'HtyHost -> ', htyHost)
 
-    local body_text = cjson.encode({ task_type = TaskTypes.CONVERT_AUDIO_FILE, data = { media_id = media_id } })
+    local body_text = cjson.encode({ task_type = TaskTypes.CONVERT_AUDIO_FILE, payload = { media_id = media_id } })
 
     ngx.log(ngx.INFO, 'AUDIO_CONVERT *body_text* ->', body_text)
     local res, err = httpc:request_uri(