Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32L562/RTC/SMISR#0x0
RTC secure masked interrupt status register
ALRAMF
ALRBMF
WUTMF
TSMF
TSOVMF
ITSMF
https://github.com/cmsis-svd/cmsis-svd-data