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A friend sent some bitcoin to me worth $91 on May 7 2017 (with extremely low fees without initially telling me). It show unconfirmed till 10 may 17 when it returned to sender and was able to login and send bitcoin to other users. Surprisingly, I login this morning and the bitcoin has resent itself to my wallet. Since then I have tried two transfer with extremely high fees. It is showing pending and I need those transfer to really go through. Pls how do i solve this problem. The hashcode is b27e371f54cd24d2bdcc8d9e283dc7929589949c6d8ab47232feb6d13cb9f778. Please I need urgent help.