eixin_MP_MessageHandlers_MessageHandler_1_OnEvent_Subscribe_Msg_ChangeRequest">OnEvent_Subscribe_Msg_ChangeRequest 方法 </a></div><div class="toclevel2" data-toclevel="2"><a data-tochassubtree="false" href="../html/M_Senparc_Weixin_MP_MessageHandlers_MessageHandler_1_OnEvent_Subscribe_Msg_ChangeRequestAsync.htm" title="OnEvent_Subscribe_Msg_ChangeRequestAsync 方法 " tocid="M_Senparc_Weixin_MP_MessageHandlers_MessageHandler_1_OnEvent_Subscribe_Msg_ChangeRequestAsync">OnEvent_Subscribe_Msg_ChangeRequestAs