(a) Assignment-Form-Filing. An assignment of a judgment may be made by a writing executed and acknowledged by the assignor. Such assignment shall be filed with the clerk of the court in which the judgment was entered, and a copy of the assignment shall be filed with the clerk of each court in which a transcript of the judgment has been filed.(b) Form of Execution. An execution on an assigned judgment shall issue in the name of the original assignor but shall be endorsed by the judge or clerk to be for the use of the assignee.