diff --git a/middleware/app_be/services/mongodbservice.py b/middleware/app_be/services/mongodbservice.py
index 84ccf09..c12c19f 100644
--- a/middleware/app_be/services/mongodbservice.py
+++ b/middleware/app_be/services/mongodbservice.py
@@ -1,9 +1,11 @@
 from app_be.views.mongo_db import MongoManager
 from django.http import JsonResponse
+from app_be.services.hashservice import create_sha512
 
 
 class MongoDBService:
 
+    @staticmethod
     def getAll():
         instance = MongoManager.getInstance()
 
@@ -17,6 +19,7 @@ class MongoDBService:
             print("Could not find Metadata")
         return resp
 
+    @staticmethod
     def getSingle(identifier):
 
         instance = MongoManager.getInstance()
@@ -36,7 +39,8 @@ class MongoDBService:
                 del metadata['_id']
         return metadata
 
-    def createSingle(metadata, identifier):
+    @staticmethod
+    def createSingle(metadata, identifier, decoded_image):
         instance = MongoManager.getInstance()
 
         db = instance.AIC
@@ -45,11 +49,13 @@ class MongoDBService:
         try:
             metadata['identifier'] = identifier
             metadata['location'] = [metadata['longitude'], metadata['latitude']]
+            metadata['sha512'] = create_sha512(decoded_image)
             col.insert_one(metadata)
 
         except:
             print("Could not insert Metadata")
 
+    @staticmethod
     def deleteSingle(identifier):
         instance = MongoManager.getInstance()
 
@@ -60,4 +66,9 @@ class MongoDBService:
             resp = col.delete_one({"identifier": identifier})
         except:
             print("Could not delete Metadata")
-        return resp
\ No newline at end of file
+        return resp
+
+
+    @staticmethod
+    def deleteAll():
+        print("im Delete all")
\ No newline at end of file
diff --git a/middleware/app_be/views/rest_api.py b/middleware/app_be/views/rest_api.py
index d13a951..051adaa 100644
--- a/middleware/app_be/views/rest_api.py
+++ b/middleware/app_be/views/rest_api.py
@@ -54,6 +54,7 @@ class ImageEndpoint:
                                 safe=False)
 
         stored_hash = metadata.get('sha512', '')
+        print(stored_hash)
         actual_dropbox_hash = create_sha512(dropbox_image_bytes)
 
         if stored_hash != actual_dropbox_hash:
@@ -84,11 +85,9 @@ class ImageEndpoint:
         metadata = payload['metadata']
         filename = payload['metadata']['filename']
 
-
         decoded_image = WrapperService.unwrap_file(b64encoded_image)
-        metadata['sha512'] = create_sha512(decoded_image)
 
-        MongoDBService.createSingle(metadata,identifier)
+        MongoDBService.createSingle(metadata,identifier,decoded_image)
 
         if not DropboxService.create_file(filename, decoded_image):
             print("Could not save image to dropbox")