PR feeback

Author: Hein

tutorials/client/attachments-and-files/aws-s3-storage-adapter.mdx

@@ -302,13 +302,13 @@ The following updates to the [React Native To-Do List demo app](https://github.c
 
                 const { uploadUrl } = response.data;
                 try {
-                    const body = Uint8Array.from(new Uint8Array(data));
+                    const body = new Uint8Array(data);
 
                     const response = await fetch(uploadUrl, {
                         method: "PUT",
                         headers: {
                             "Content-Length": body.length.toString(),
-                            "Content-Type": "application/json",
+                            "Content-Type": options?.mediaType,
                         },
                         body: body,
                     });
@@ -455,15 +455,15 @@ The following updates to the [React Native To-Do List demo app](https://github.c
                     ```
                 - Converts the input ArrayBuffer to an Uint8Array for S3 compatibility
                     ```typescript
-                    const body = Uint8Array.from(new Uint8Array(data));
+                    const body = new Uint8Array(data);
                     ```
                 - Uploads the file with metadata (content type) to the pre-signed upload URL
                     ```typescript
                     await fetch(uploadUrl, {
                         method: "PUT",
                         headers: {
                             "Content-Length": body.length.toString(),
-                            "Content-Type": "application/json",
+                            "Content-Type": options?.mediaType,
                         },
                         body: body,
                     });
@@ -653,13 +653,13 @@ The following updates to the [React Native To-Do List demo app](https://github.c
 
             const { uploadUrl } = response.data;
             try {
-                const body = Uint8Array.from(new Uint8Array(data));
+                const body = new Uint8Array(data);
 
                 const response = await fetch(uploadUrl, {
                     method: "PUT",
                     headers: {
                        "Content-Length": body.length.toString(),
-                        "Content-Type": "application/json",
+                        "Content-Type": options?.mediaType,
                     },
                     body: body,
                 });