I can't subscribe to L1C SNS topic

I’m trying to subscribe to L1C SNS Topic (arn:aws:sns:eu-west-1:214830741341:NewSentinel2Product) but getting

User: … is not authorized to perform: SNS:Subscribe on resource: arn:aws:sns:eu-west-1:214830741341:NewSentinel2Product (Service: AmazonSNS; Status Code: 403; Error Code: AuthorizationError; Request ID: …)

Do I need a special permissions to subscribe to this topic?

What endpoint did you use to subscribe to SNS queue?
The public subscription is only available for SQS and lambda endpoints

Good to know. I was trying http