ADOBE SCCM Catalog - Adobe reader dc Update 20.006.20034 Signature issues

Hi 

I have been expereincing issues with Publishing Adobe Acrobat Reader SC Update 20.006.20034.

seesm to be failing signature on the msp. See logs from sccm below. 

Please note - Publish of verson 19.021.20061 works successfully.

Successfully completed download of content from 'http://armdl.adobe.com/pub/adobe/reader/win/AcrobatDC/2000620034/AcroRdrDCUpd2000620034.msp' to 'S:\SCCM\ISVTemp\4krnfxzz.gfk\AcroRdrDCUpd2000620034.msp. SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:53 PM 23640 (0x5C58)
SyncUpdate: File 'S:\SCCM\ISVTemp\4krnfxzz.gfk\AcroRdrDCUpd2000620034.msp' appears to be signed, retrieved certificate, checking signature... SMS_ISVUPDATES_SYNCAGENT 11/03/2020 
SyncUpdate: File 'S:\SCCM\ISVTemp\4krnfxzz.gfk\AcroRdrDCUpd2000620034.msp' has certificate but signature check failed, will be treated as unsigned. Signatures are required. SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)
SyncUpdate: f9f1935d-f12c-4cb7-b951-8ab96a9623d2 - Signature check on downloaded binary has failed. SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)
STATMSG: (SRVMSG_SMS_ISVUPDATES_SYNCAGENT_UPDATECONTENT_TRUST_FAIL_BADSIG). SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)
STATMSG: (SRVMSG_SMS_ISVUPDATES_SYNCAGENT_UPDATECONTENT_FAIL). SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)
Launcher : Work item SyncUpdate has completed queued time was 00:00:00.0781059 run time was 00:00:15.7517445 SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)
SyncUpdate: f9f1935d-f12c-4cb7-b951-8ab96a9623d2 - Completed. SMS_ISVUPDATES_SYNCAGENT 11/03/2020 2:17:57 PM 23848 (0x5D28)