Hello

[Rusu]

Hello i got strange message

[jonsie]

If it's asking for payment
It's a well known scam.
Block the number and report it free to 7726.
Don’t open any links or enter any information.
O2 advice here
https://www.o2.co.uk/help/safety-and-security/phishing-and-smishing-advice
https://www.actionfraud.police.uk/