1. Open the Google Play Console
  2. Select Settings tab, followed by the API access tab
  3. Click the Create Service Account button and follow the Google API Console link in the dialog
  4. Click the Create Service account button at the top of the developers console screen
  5. Provide a name for the service account
  6. Click Select a role and choose Project > Service Account Actor
  7. Check the Furnish a new private key checkbox
  8. Select JSON as the Key type
  9. Click Create to close the dialog
  10. Make a note of the file name of the JSON file downloaded to your computer
  11. Back on the Google Play developer console, click Done to close the dialog
  12. Click on Grant Access for the newly added service account
  13. Choose Release Manager from the Role dropdown
  14. Click Add user to close the dialog
  15. Send to our team the JSON file downloaded to your computer.