When initiating a data partnership from Corteva Fields with Deere, permissions should automatically be established correctly. The easiest way to guarantee correct permissions is to accept the default permissions as requested.
My John Deere users can use either their Team Manager or the Connections page on the Operations Center to verify that the necessary permissions are established correctly.
Option 1: Connections:
Option 2: Team Manager:
Related articles:How do I set up John Deere Connectivity?