MR72 UART3_40m_V3.2.0 open Not working with pixhawk cube

Hello guys,

          I am trying to integrate MR72 Nano radar UART Protocol to Pixhawk cube and it is not working. also please note i have tried everything that is mentioned in the  'Nano Radar Not working with Pixhawk cube'  but still my radar is not working.

any suggestions guys?