The nominal behaviour of this interface requires several steps performed by the USSPs to properly receive the manned traffic information is as follows:
Firstly, the USSP shall connect to the broker offered by ENAIRE U-Hub system, authenticating the user to be able to use the queues and topics offered by the broker. Secondly, the USSP shall subscribe to the topic offered by the Evt_UHub_Manned_Track_Data_Update interface to finally receive the manned traffic information so that the USSP can provide situational awareness to the UAS Operators.