I also Have Panama cedula
The most German online business people use a US LLC for making the actual business and have panama for the residence on Paper !
US LLC dis regarded or smth like this the Staatenlos.ch Christop Heuermann guy advising on this and 100 of german guys did already sert up US LLC also my friend who sells on amazon....US has good image and no blacklist and kinda cheap to get LLC in Florida or Delarware : ) you can you Transferwise and everything there is no official connection to Panama with this Setup.
most of people Register Transferwise on their Old German data for personal use and then attach a business account and put US LLC information in it like this my friend works and has 6 digits sales over Transferwise and Payoneer.