# DSOPortfolioQuery DSOPortfolioQuery is used by DSOs to discover which AGRs represent connections on its registered congestion point(s). ``` ``` | | | |---------------|------------------------------------------------------------------------------------------------| | Metadata | The metadata for this message. For details, see [metadata attributes](metadata-attributes.md). | | EntityAddress | Entity Address of the CongestionPoint entity being queried. | | Period | The Period being queried. |