Add metadata.json

metadata.json

@@ -0,0 +1,31 @@
+{
+  "hdx_name": "monthly_cross_border_trade_for_united_republic_of_tanzania_299",
+  "slug": "africa-monthly-cross-border-trade-for-united-republic-of-tanzania-299",
+  "source_url": "https://fdw.fews.net/api/tradeflowquantityvaluefacts/?dataset=1845&country=TZ&fields=simple&format=csv",
+  "license": "cc-by",
+  "organization": "FEWS NET",
+  "prep_report": {
+    "original_rows": 42680,
+    "original_cols": 46,
+    "dropped_cols": [
+      "id",
+      "value_one_year_ago",
+      "value_two_years_ago",
+      "value_three_years_ago",
+      "value_four_years_ago",
+      "value_five_years_ago",
+      "two_year_average",
+      "five_year_average",
+      "pct_change_from_one_year_ago",
+      "pct_change_from_five_year_average"
+    ],
+    "duplicates_removed": 0,
+    "type_casts": {
+      "start_date": "datetime",
+      "period_date": "datetime"
+    },
+    "final_rows": 42680,
+    "final_cols": 38
+  },
+  "processed_at": "2026-04-06T08:07:45.305964"
+}