diff --git a/libs/fingerprint.py b/libs/fingerprint.py
index c84fc78..b8dcbef 100644
--- a/libs/fingerprint.py
+++ b/libs/fingerprint.py
@@ -60,7 +60,10 @@ class DBSchema:
 
 
   def writeFingerprint(self):
-
+    keys = self.tables.keys()
+    for key in keys:
+      tableDef = self.tables[key]
+      tableDef.toJSON()
     return