Line 12-24: Check that we can retrieve the list of subscribers and add new ones as well.
Line 12-24: Check that we can retrieve the list of subscribers and add new ones as well.
第12–24行：检查我们能检索到的订户列表并添加一个新的订户。
Line 12-24: Check that we can retrieve the list of subscribers and add new ones as well.
第12–24行：检查我们能检索到的订户列表并添加一个新的订户。