V2X를 탑재한 장치가 다른 장치에 서비스를 요청할 때, 요청자의 유형 (RequestorType)

RequestorType ::= SEQUENCE {
   -- Defines who is requesting
   role         BasicVehicleRole, -- Basic role of this user at this time
   subrole      RequestSubRole OPTIONAL, -- A local list with role based items 
    
   -- Defines what kind of request (a level of importance in the Priority Scheme)
   request      RequestImportanceLevel OPTIONAL, -- A local list with request items 
   
   -- Additional classification details 
   iso3883      Iso3833VehicleType OPTIONAL,
   hpmsType     VehicleType OPTIONAL,  -- HPMS classification types

   regional     RegionalExtension {{Reg-RequestorType}} OPTIONAL,
   ...
   }