修改解除绑定bug

api/node.py

@@ -52,11 +52,10 @@ async def unsubscribe(
         user: User = Depends(dependencies.get_current_user),
         fund_collect: AgnosticCollection = Depends(dependencies.get_fund_collect)
 ):
-    db_data = BaseNode(**create_node.dict())
     query = {'id': create_node.fund_id, 'user_id': user.id, 'fund_type': FundType.staking}
     res = await fund_collect.update_one(
         {**query, "nodes": {"$elemMatch": {"pub_key": create_node.pub_key}}},
-        {"$pull": {"nodes": {"pub_key": db_data.pub_key}}}
+        {"$pull": {"nodes": {"pub_key": create_node.pub_key}}}
     )
     if res.raw_result['nModified'] == 0:
         raise ExistDataError(message='解绑失败，检查节点是否存在')