If the assignor or assignors have made any fraudulent conveyance or disposition of his or their property, or any part of it, or any conveyance of the same, or any part of it, in whole or in part directly or indirectly for his or their benefit, the assignee shall upon the direction in writing of a majority in number of the creditors owning two-thirds in amount of all the claims proven against the estate at the time fixed for proving the same, begin and maintain an action for the purpose of setting said conveyance aside, or having the same adjudged void, or to recover the property so conveyed in such action the assignee shall have all the rights and be entitled to all the remedies of judgment creditors of the assignor or assignors. If in such case a like action is pending in favor of any creditor or creditors, such assigned property shall be disposed of as other like property belonging to the assigned estate.