Foursquare is not working: nothing is detected now.

data.json

@@ -480,14 +480,6 @@
     "username_claimed": "blue",
     "username_unclaimed": "xgtrq"
   },
-  "Foursquare": {
-    "errorType": "status_code",
-    "rank": 1843,
-    "url": "https://foursquare.com/{}",
-    "urlMain": "https://foursquare.com/",
-    "username_claimed": "dens",
-    "username_unclaimed": "noonewouldeverusethis7"
-  },
   "Giphy": {
     "errorType": "status_code",
     "rank": 384,

data_bad_site.json

@@ -47,6 +47,14 @@
     "url": "https://fotolog.com/{}",
     "urlMain": "https://fotolog.com/"
   },
+  "Foursquare": {
+    "errorType": "status_code",
+    "rank": 1843,
+    "url": "https://foursquare.com/{}",
+    "urlMain": "https://foursquare.com/",
+    "username_claimed": "dens",
+    "username_unclaimed": "noonewouldeverusethis7"
+  },
   "Furaffinity": {
     "errorMsg": "Fatal system error",
     "errorType": "message",

removed_sites.md

@@ -6,6 +6,21 @@ They are listed here in the hope that things may change in the future
 so they may be re-included.
 
 
+## Foursquare
+
+Usernames that exist are not detected.
+
+```
+  "Foursquare": {
+    "errorType": "status_code",
+    "rank": 1843,
+    "url": "https://foursquare.com/{}",
+    "urlMain": "https://foursquare.com/",
+    "username_claimed": "dens",
+    "username_unclaimed": "noonewouldeverusethis7"
+  },
+```
+
 ## Khan Academy
 
 Usernames that don't exist are detected.  First noticed 2019-10-25.