September 2020
@spotlessbudd your google play/ apple account should remember who you are and download your gamedata when you install it on your new phone.
If you signed up for EA's email registration scheme you can get them to send you a unique code to restore your account, tap the cloud on the loading screen and follow the prompts.
If you haven't already, do it and they'll give you 100 free gems.
Screenshot your old player id number, you can always contact EA HELP and ask them to restore your account if all else fails, but they need your original player id number to do it.