im logged in , i got the long user id, but i cant remember my email and password

[nets216]

i try to login i fail , i created acc via app.

(i recently bought premium)

im logged in there so i shared my acc and i found my user id , the long thing after the 

/user/

but i dont know what to do! i want to know what was the email i registered with [ i have alot of emails ]

tell me any ideas? 

[nets216]

help.. =[