Goodwill sending test notifications to the world?

I received a android notification at 3:16 AM today containing the word "test". https://p27.zdusercontent.com/attachment/10883954/S01Nv7VplVCTayZRI1nyVNnPx?token=eyJhbGciOiJkaXIiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2In0..Tyo3d_Eji93pzt5k8M87HA.vP7OpIs1aCJ3EQko76MRHFdlN-zbrNtq0JH0eUhHZdK52iBVWQaKfbkkrf4I01-KUbdZ_fYj_HkwMDtw9UjLagBhnRj8mQTPfJ_tCZiXZupDdv_I85vXubZpdf71_9WrMkU_X8aU_bORdMg5szUlyd6id_DP9lmapWIWRqSX8OqYhAvggxffxEWs-A8HUn_unKL7E53SDbfXfqg3iFh4Hqt3fqMCq3UjOO38fl4_GAHwAIo-T4BAPHT9uzUi9l9_f66dHEuzsv5d1e_YRNzkK2dga4A4LF-sXv1ozSvDlx0.AOXP0yCAbUE7jDSDyTcs1Q