uint8_t BuildAndSendRicSubscriptionReq(DuDb *duDb);
uint8_t SendE2APMsg(Region region, Pool pool, uint32_t duId);
uint8_t BuildAndSendRicServiceQuery(DuDb *duDb);
uint8_t BuildAndSendRicSubscriptionReq(DuDb *duDb);
uint8_t SendE2APMsg(Region region, Pool pool, uint32_t duId);
uint8_t BuildAndSendRicServiceQuery(DuDb *duDb);