diff --git a/research/API Documentation.md b/research/API Documentation.md
index 97c35e7..7e5f55a 100644
--- a/research/API Documentation.md	
+++ b/research/API Documentation.md	
@@ -36,12 +36,15 @@ A json object for the registered user with `id`, `username`, `email`, `timezone`
 
 ```
 {
-  "id": 1,
-  "username": "jean",
-  "email": "jean@example.com",
-  "timezone": "Europe/Brussels",
-  "earliest_time":"09:30 AM",
-  "latest_time":"10:00 PM"
+  "status": 201,
+  "data": {
+    "id": 1,
+    "username": "jean",
+    "email": "jean@example.com",
+    "timezone": "Europe/Brussels",
+    "earliest_time":"09:30 AM",
+    "latest_time":"10:00 PM"l
+  }
 }
 ```
 
@@ -64,12 +67,15 @@ A json object for the registered user with `id`, `username`, `email`, `timezone`
 
 ```
 {
-  "id": 1,
-  "username": "jean",
-  "email": "jean@example.com",
-  "timezone": "Europe/Brussels",
-  "earliest_time":"09:30 AM",
-  "latest_time":"10:00 PM"
+  "status": 200,
+  "data": {
+    "id": 1,
+    "username": "jean",
+    "email": "jean@example.com",
+    "timezone": "Europe/Brussels",
+    "earliest_time":"09:30 AM",
+    "latest_time":"10:00 PM"
+  }
 }
 ```
 
@@ -90,8 +96,12 @@ A json object for the deleted user with `username` and `email`.
 
 ```
 {
-  "username": "jean",
-  "email": "jean@example.com"
+  "status": 200,
+  "data": {
+    "id": 15,
+    "username": "jean",
+    "email": "jean@example.com"
+  }
 }
 ```
 
@@ -113,11 +123,14 @@ A json object for the registered user with `id`, `username`, `email`, `timezone`
 
 ```
 {
-  "id": 1,
-  "username": "jean",
-  "email": "jean@example.com",
-  "timezone": "Europe/Brussels",
-  "earliest_time":"09:30 AM",
-  "latest_time":"10:00 PM"
+  "status": 201,
+  "data": {
+    "id": 1,
+    "username": "jean",
+    "email": "jean@example.com",
+    "timezone": "Europe/Brussels",
+    "earliest_time":"09:30 AM",
+    "latest_time":"10:00 PM"l
+  }
 }
 ```
\ No newline at end of file