Narrative: The "Semantic view - Metadata Catalogue" extends semantic viewpoint and provides a comprehensive framework for organizing and managing metadata within the digital ecosystem. This view associates the Metadata Catalogue with the Business Information Base and Digital Public Services from the application layer. Within this view, the Metadata Catalogue serves as a centralized repository for storing and categorizing metadata associated with digital assets, resources, and information. It enables efficient discovery, access, and management of metadata, providing essential information about the characteristics, properties, and relationships of digital entities. The Business Information Base, as part of the application layer, relies on the Metadata Catalogue to ensure accurate and meaningful metadata integration and utilization. It utilizes the defined metadata standards and structures to enrich and describe business-related information, supporting data discovery, analysis, and decision-making processes. Digital Public Services leverage the Metadata Catalogue to ensure consistent metadata representation and interoperability among different services. These services align their data models, operations, and interactions with the catalogued metadata, enabling efficient data exchange, integration, and discoverability within the digital ecosystem. By associating the Metadata Catalogue with the Business Information Base and Digital Public Services, the "Semantic view - Metadata Catalogue" promotes standardized metadata management and facilitates its discoverability and reuse. This view ensures consistent metadata representation, improves data quality, and enhances interoperability within the context of digital public services. The catalogued metadata allows for efficient search and retrieval of relevant information, supporting data discovery and analysis. It provides valuable context and insights into the digital assets, facilitating data integration, sharing, and collaboration among different applications and services.