Neb. Rev. Stat. § 21-29,100

In a derivative action, the complaint shall state with particularity: (1) The date and content of the plaintiff's demand and the limited cooperative association's response to the demand; and (2) If ninety days have not expired under subdivision (2) of section 21-2998 , that irreparable injury to the limited cooperative association would result by waiting for the expiration of the time.