MULTIPLE YEAR ASSEMENT IN ONE ORDER U/S 73 - Goods and Services Tax - GST

Sir Itnagar CGST Office Conducted Audit of the F.Y-2019 To 2023 Under the Provisions of GST Law by issuing one ADT 01 . Auditor Provided the preliminary audit objection on discrepancy observed during the course of audit reply to which was Filed. Subsequently auditor prepared final audit report and served along with one SCN u/s 73 as well as one DRC 01 for multiple F.Y. (2019 to 2023) on registered email address . reply To The Scn Was Also Submitted. Finally Auditor Passed One Order U/s 73 for multiple F.Y (2019 To 2023) and Send On Email. No DRC-07 Has Been Send on Email. SCN, DRC-01 And Order, DRC-07 Is Not Uploaded On GSTIN Portal. My Query Is Can Single Order U/S 73 For Multiple F.Y Is legally vaild order or void order and how to proceed further for legal remedy without being order available on GSTIN portal.