This document describes the Data Model of DestinE Platform services, and its guidelines related to the “Destination Earth – DestinE Core Service Platform (DestinE Platform) Framework – Platform & Data Management Services”. This document proposes a well-defined data-entity schema for describing DestinE Platform data assets exposed by services specifying metadata, properties, and attributes related to their main characteristics and functionalities. They serve not only to shape how information is presented to end users but also to establish guidelines for organizing inputs from relevant stakeholders. The data model depicted in this document outlines the context of the DestinE Service Registry, providing a comprehensive schema for describing services registered to the platform. The audience of this document is DestinE Platform Administrators and Service Providers. This document will undergo periodic revisions to incorporate new metadata and requirements, enhancing our ability to identify services and data in accordance with the evolution roadmap.