I were uploaded an app to playstore which was build with beta.thunkable.com. when I go to the site I got a notice saying beta.thunkable.com will be retired from December so I export .aia file of my project and upload it to app.thunkable.com and I make some updates when I update to google play it show some error see below.
You uploaded an APK file that is not signed with the upload certificate and you should use it. The loading certificate has the fingerprint
[SHA1: AE: 6D: 67: A1: A4: F4: 29: DB: 24: 78: 69: F7: B8: BF: 41: 0D: 6A: A1: F5: BC]
and the certificate you used to sign the APK has the fingerprint
[SHA1: 3C: 8C: 03: 45: 97: 68: 91: D7: AE: 76: 0B: 1F: 9E: 3A: 81: 60: 59: 09: 28: 49]
LOAD ANOTHER APK