Mich. Comp. Laws § 772.11

Sec. 11. If a person appealing fails to prosecute the appeal, the person's recognizance shall remain in full force and effect without an affirmation of the judgment or order of the district or municipal court. The recognizance shall serve as a security for any costs that may be ordered by the court appealed to. The costs shall be paid by the appellant. The payment of costs shall be a condition incorporated in all recognizances given under section 8 of this chapter.