Add metadata.json

metadata.json

@@ -0,0 +1,19 @@
+{
+  "hdx_name": "nigeria-northeast-nigeria-3ws-april-june-2022",
+  "slug": "africa-nigeria-northeast-nigeria-3ws-april-june-2022",
+  "source_url": "https://data.humdata.org/dataset/90fa817b-0408-4df8-8ebe-e1499861cef0/resource/25bcd859-16ff-449b-9b8e-707a724f5152/download/who-is-doing-what-and-where_nga_3w_apr_jun_2022.xlsx",
+  "license": "other-pd-nr",
+  "organization": "OCHA Nigeria",
+  "prep_report": {
+    "original_rows": 8905,
+    "original_cols": 16,
+    "dropped_cols": [],
+    "duplicates_removed": 0,
+    "type_casts": {
+      "year": "numeric"
+    },
+    "final_rows": 8905,
+    "final_cols": 18
+  },
+  "processed_at": "2026-04-17T07:42:41.333975"
+}