Unless otherwise provided in the agreement or assignment under which the trustee or trustees received such assets of the bank, trust company or bank and trust company, such trustee or trustees shall file an account of his or their administration of such trust in the court of common pleas given jurisdiction over such liquidating trustee or trustees by this act, at least once a year, and said court shall audit each such account and fix the compensation of the trustee or trustees.
7 P.S. § 6253