In aid of the judgment or execution, the judgment creditor, or a successor in interest when that interest appears of record, may obtain discovery as provided by Rules 57.01, 57.03, 57.04, 57.05, 57.06, 57.07, 57.09, 57.10, and 58.01 and may enforce discovery as authorized by Rule 61.01 or by an order treating as a contempt of court the failure to comply with the discovery request. However, the scope of post-judgment discovery shall be limited to matters, not privileged, that are relevant to the discovery of assets, including insurance, or income subject to execution or garnishment for the satisfaction of judgments.