Neb. Rev. Stat. § 29-118: Neb. Rev. Stat. § 29-118

In making an order granting a motion to suppress a statement, the trial court shall in such order fix a time, not exceeding ten days, in which the county attorney or other prosecuting attorney may file a notice with the clerk of such court of his or her intention to seek a review of the order. Upon the filing of such notice, the trial court shall fix a time in which the application for review shall be filed with the clerk of the appellate court.