BT_UUID_ANCS_VAL

#define BT_UUID_ANCS_VAL    BT_UUID_128_ENCODE(0x7905f431, 0xb5ce, 0x4e99, 0xa40f, 0x4b1e122d00d0)

#include <include/bluetooth/services/ancs_client.h>

Apple Notification Center Service UUID.