diff --git a/README.md b/README.md
index b830de2..fc3bc90 100644
--- a/README.md
+++ b/README.md
@@ -84,6 +84,14 @@ poetry run ./run-queue.sh --queue
 | `username`     | `string` | **Required**. Username of file owner |
 | `file_postfix` | `string` | **Required**. Type of desired file   |
 
+Returns:
+
+```json
+{
+    "presigned_url": string
+}
+```
+
 #### Get file write link
 
 ```http
@@ -96,6 +104,15 @@ poetry run ./run-queue.sh --queue
 | `file_postfix` | `string` | **Required**. Type of desired file   |
 | `file_type`    | `string` | **Required**. File format            |
 
+Returns:
+
+```json
+{
+    "presigned_url": string,
+    "file_key": string
+}
+```
+
 #### Delete file
 
 ```http