BT_UUID_AMS_ENTITY_ATTRIBUTE_VAL

#define BT_UUID_AMS_ENTITY_ATTRIBUTE_VAL    BT_UUID_128_ENCODE(0xc6b2f38c, 0x23ab, 0x46d8, 0xa6ab, 0xa3a870bbd5d7)

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

Entity Attribute Characteristic UUID.