50008		The structure of the MessageRefID is not in the correct format.	/carf:CARF_OECD[1]/carf:MessageSpec[1]/carf:MessageRefId[1]
80015		CARFBody is provided while the MessageTypeIndic is set to CARF703.
20040		The ReportingPeriod value is in the future.	/carf:CARF_OECD[1]/carf:MessageSpec[1]/carf:ReportingPeriod[1]
24030	BE2025123456789	The Nationality is provided.	/carf:CARF_OECD[1]/carf:CARFBody[1]/carf:CryptoUsers[1]/carf:UserID[1]/carf:Individual[1]/carf:Nationality[1]
60001	BE2025123456789	The amount is less than zero.	/carf:CARF_OECD[1]/carf:CARFBody[1]/carf:CryptoUsers[1]/carf:RelevantTransactions[1]/carf:CryptoToCryptoIn[1]/carf:Amount[1]