# DSOPortfolioUpdateResponse Upon receiving and processing a DSOPortfolioUpdate message, the receiving implementation must reply with a DSOPortfolioUpdateResponse, indicating whether the update was handled successfully. ``` ``` | | | |--------------------|----------------------------------------------------------------------------------------------------------------------| | Metadata | The metadata for this message. For details, see [metadata attributes](metadata-attributes.md). | | ReferenceMessageID | MessageID of the DSOPortfolioUpdate message | | Result | Indication whether the DSOPortfolioUpdate was accepted or rejected. | | RejectionReason | In case the DSOPortfolioUpdate was rejected, this attribute must contain a human-readable description of the reason. |