diff --git a/api/docs/api.md b/api/docs/api.md
index d826ffb..ac7a7c1 100644
--- a/api/docs/api.md
+++ b/api/docs/api.md
@@ -15,7 +15,16 @@ Request:
         'http://<>:8080/upload' \
         -H 'accept: application/json' \
         -H 'Content-Type: multipart/form-data' \
-        -F 'file=@sales.txt;type=text/plain'
+        -H 'Cookie: jwt=<>' \
+        -F 'file=@sales.txt;type=text/plain' 
+```
+
+Response:
+
+```JSON
+{
+  "msg": "file uploaded successfully"
+}
 ```
 
 ## `/balance/affiliate?name=<>`
@@ -34,7 +43,8 @@ Request:
 ```bash
 curl -i -X 'GET' \
   'http://<>:8080/balance/affiliate?name=<>' \
-  -H 'accept: application/json'
+  -H 'accept: application/json' \
+  -H 'Cookie: jwt=<>'
 ```
 
 Response:
@@ -62,7 +72,8 @@ Request:
 ```bash
 curl -i -X 'GET' \
   'http://<>:8080/balance/producer?name=<>' \
-  -H 'accept: application/json'
+  -H 'accept: application/json' \
+  -H 'Cookie: jwt=<>'
 ```
 
 Response:
@@ -83,7 +94,8 @@ Request:
 ```bash
 curl -i -X 'GET' \
   'http://<>:8080/transactions' \
-  -H 'accept: application/json'
+  -H 'accept: application/json' \
+  -H 'Cookie: jwt=<>'
 ```
 
 Response:
diff --git a/api/transactionhandler.go b/api/transactionhandler.go
index 87d534e..77ef8be 100644
--- a/api/transactionhandler.go
+++ b/api/transactionhandler.go
@@ -142,7 +142,9 @@ func (s transactionHandler) upload(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	send(w, http.StatusOK, nil)
+	send(w, http.StatusOK, struct {
+		Msg string `json:"msg"`
+	}{"file uploaded successfully"})
 }
 
 func (s transactionHandler) transactions(w http.ResponseWriter, r *http.Request) {
diff --git a/api/transactionhandler_test.go b/api/transactionhandler_test.go
index 51c2f98..5a43d53 100644
--- a/api/transactionhandler_test.go
+++ b/api/transactionhandler_test.go
@@ -3,6 +3,7 @@ package api
 import (
 	"bytes"
 	"context"
+	"encoding/json"
 	"io"
 	"mime/multipart"
 	"net/http"
@@ -64,6 +65,15 @@ func TestTransactionHandlerUpload(t *testing.T) {
 	if resp.Code != http.StatusOK {
 		t.Fatalf("expected status code %d, got %d", http.StatusOK, resp.Code)
 	}
+
+	var response struct {
+		Msg string `json:"msg"`
+	}
+	if err := json.NewDecoder(resp.Body).Decode(&response); err != nil {
+		t.Fatalf("failed to decode response body: %v", err)
+	}
+	assert(t, response.Msg, "file uploaded successfully")
+
 }
 
 func TestTransactionHandlerUpload_Unauthorized(t *testing.T) {