Role and Authorization for USER ID

Dear Expert,

         I have a File to Proxy Scenario in PI 7.0 , where Ecc (SAP HR) version is 6.0

        For sending data to Ecc from i have created a RFC Destination in PI.

        Now i want to know that what type of USER ID and what role to be given to that UserId for updating Infotype tables in SAP HR.

  Regards,

   Anirban