Add metadata.json

metadata.json

@@ -0,0 +1,26 @@
+{
+  "hdx_name": "who-historical-data-for-tun",
+  "slug": "africa-who-historical-data-for-tun",
+  "source_url": "https://data.humdata.org/dataset/ef28c143-9d7a-4321-bd3d-d8b2257017d3/resource/f13e6aa7-4b5e-43f0-ade4-1b956a05bd11/download/historical_health_indicators_tun.csv",
+  "license": "hdx-other",
+  "organization": "World Health Organization",
+  "prep_report": {
+    "original_rows": 9313,
+    "original_cols": 17,
+    "dropped_cols": [
+      "gho_url"
+    ],
+    "duplicates_removed": 66,
+    "type_casts": {
+      "year_display": "numeric",
+      "startyear": "numeric",
+      "endyear": "numeric",
+      "numeric": "numeric",
+      "low": "numeric",
+      "high": "numeric"
+    },
+    "final_rows": 9247,
+    "final_cols": 18
+  },
+  "processed_at": "2026-04-24T16:09:16.025145"
+}