This is the ValueSet that contains all the codes in TI Operation Outcome Details Value Set (https://gematik.de/fhir/ti/ValueSet/ti-operation-outcome-details) and TI Operation Outcome Details Value Set (https://gematik.de/fhir/ti/ValueSet/operation-outcome-details-vs). E.g. what you have to deal with if you get resources containing codes in either of them