diff --git a/app/chain/download.py b/app/chain/download.py
index 82e320a1..7066d5ad 100644
--- a/app/chain/download.py
+++ b/app/chain/download.py
@@ -229,12 +229,14 @@ class DownloadChain(ChainBase):
             context=context,
             episodes=episodes,
             channel=channel,
-            source=source,
+            origin=source,
             downloader=downloader,
-            save_path=save_path,
-            userid=userid,
-            username=username,
-            media_category=media_category
+            options={
+                "save_path": save_path,
+                "userid": userid,
+                "username": username,
+                "media_category": media_category
+            }
         )
         # 触发资源下载事件
         event = eventmanager.send_event(ChainEventType.ResourceDownload, event_data)
diff --git a/app/schemas/event.py b/app/schemas/event.py
index 8ce93b6f..08e78420 100644
--- a/app/schemas/event.py
+++ b/app/schemas/event.py
@@ -1,5 +1,5 @@
 from pathlib import Path
-from typing import Optional, Dict, Any, List, Set, Union
+from typing import Optional, Dict, Any, List, Set
 
 from pydantic import BaseModel, Field, root_validator
 
@@ -183,10 +183,7 @@ class ResourceDownloadEventData(ChainEventData):
         channel (MessageChannel): 通知渠道
         origin (str): 来源（消息通知、Subscribe、Manual等）
         downloader (str): 下载器
-        save_path (str): 保存路径
-        userid (Union[str, int]): 用户ID
-        username (str): 调用下载的用户名/插件名
-        media_category (str): 自定义媒体类别
+        options (dict): 其他参数
 
         # 输出参数
         cancel (bool): 是否取消下载，默认值为 False
@@ -199,10 +196,7 @@ class ResourceDownloadEventData(ChainEventData):
     channel: Optional[MessageChannel] = Field(None, description="通知渠道")
     origin: Optional[str] = Field(None, description="来源")
     downloader: Optional[str] = Field(None, description="下载器")
-    save_path: Optional[str] = Field(None, description="保存路径")
-    userid: Optional[Union[str, int]] = Field(None, description="用户ID")
-    username: Optional[str] = Field(None, description="调用下载的用户名/插件名")
-    media_category: Optional[str] = Field(None, description="自定义媒体类别")
+    options: Optional[dict] = Field(None, description="其他参数")
 
     # 输出参数
     cancel: bool = Field(False, description="是否取消下载")