How Can I use getProfilePicUrl to download avatar

[ToFaceOne]

Is there an existing issue for this?

• I have searched the existing issues

Is your feature request related to a problem? Please describe.

No response

Describe the solution you'd like.

I have used a lot of methods, but I can't download the avatar through getProfilePicUrl，
Because I want to save my avatar locally, I can't download it through Nodejs

I Use #1542

but I can't get base64

pls help me

Describe an alternate solution.

No response

Additional context

[ToFaceOne]

const url = await client.getProfilePicUrl(chatId); const res = await fetch(url); const data = {data: (await res.arrayBuffer()).toString('base64'), mimetype: res.headers.get('Content-Type')};

this method can't get base64

[PurpShell]

const url = await client.getProfilePicUrl(chatId); const res = await fetch(url); const data = {data: (await res.arrayBuffer()).toString('base64'), mimetype: res.headers.get('Content-Type')};

this method can't get base64

Since this is not an issue with whatsapp-web.js, this means that this shouldn't be discussed here, instead use the Discord server.