(1) The assignment conveys all property held, claimed, or owned by the assignor at the time of making the assignment;
(2) All recitals and all estimates of totals and values therein and all list creditors are true to the best of his knowledge and belief;
(3) The debts set out as due to the preferred creditors are bona fide just, due, and unpaid; and
(4) The assignment is not made for the purpose of hindering, delaying, or defrauding creditors.