Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wb0/STM32WB07/BLUE/MANAESCMDREG#0x0
MANAESCMDREG register
AES Manual encryption Start command.
AES Manual encryption interrupt enable on Interrupt2Reg
https://github.com/modm-io/cmsis-svd-stm32