Third metadata schema (by RDA) added

METADATA_metadaten_RDA

+"Title": "Metadaten", 
+"Abstract / Description": "Self-paced Basic RDM Training Material specifically for Engineering Sciences on Metadata",
+"Author(s)": ["Moser, Mario, 0000-0001-9325-4074", "Trautwein-Bruns, Ute, 0000-0003-0531-0182", "Neumann, Janna, 0000-0002-0161-1888", "Wedlich-Zachodin, Kerstin, 0000-0001-7740-7966", "Langenbach, Christian, 0000-0002-8575-1684", "Galdino, Marcos, 0000-0003-2454-5964"], 
+"Primary Language": "de", 
+"Keyword(s)": ["metadata"],
+"License": "CC-BY-4.0", 
+"Version Date": "2025-01-01", 
+"URL to resource": "https://liascript.github.io/course/?https://api.allorigins.win/raw?url=https://git.rwth-aachen.de/nfdi4ing/education/trainingplatform/metadata/-/raw/main/metadaten_DE.md" 
+"Resource URL Type": "URL", 
+"Target Group (Audience): ["Data centre staff", "Researchers", "PhD candidates"], 
+"Learning Resource Type": ["narrative text", "slide"], 
+"Learning Outcome(s)": "Metadata in general and in the engineering sciences", +
+"Access Cost": "Open Access", 
+"Expertise Level (Skill Level)": ["Beginners"]
+
+
+<!-- https://zenodo.org/records/6769695 -->
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