<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">
<div class=""><div>PaymentRequests are limited to 50,000 bytes. I can't think of a reason why Payment messages would need to be any bigger than that. Submit a pull request to the existing BIP.</div></div></div></div></div>
</blockquote><div><br></div><div>In future it might be nice to have images and things in the payment requests, to make UIs look prettier. But with the current version 50kb should be plenty indeed. </div></div></div></div>