add logs

app/controllers/users_controller.rb

@@ -247,7 +247,7 @@ class UsersController < ApplicationController
         render json: { status: results[:status], balance: results[:balance]}
       end
     else
-      puts "~!@~!@" + params['user_id']
+      puts "~!@~!@" + params['user_id'].to_s
       puts current_user.id.to_s
       normal_status(-1, "缺少权限")
     end