THE HECK IM SUPPOSED TO DO?? (Support)

"Please provide us the two most recent trans IDs which will be sent to you from the payment provider while you have purchased ZPs ( not Free ZP) successfully and looks similar to the following "***" Username to prove yourself."

Sent to me, I wanna change my EMAIL-Adress, wth I´m supposed to do and how do I do it?

PS:I´ll give you imaginary cookie if you´ll help me!