I'm sorry, I understand what you are wrong when you can't get forgiveness. I understand and agree on the other hand, does not send the message and disturb you again, thank you and I apologize with regret at what happened.
I'm sorry for what I understand, you're wrong. When you can forgive me and understand that. And I did not send it bothers you again. I'm sorry, and I apologize for what happened.
I apologize for what I misunderstood you. When you can't forgive, I understand and accept. And probably not send message to disturb you again. I'm sorry, thank you and sorry for what happened.