{"type":"rich","version":"1.0","title":"alp wrote","author_name":"alp (npub175…9g6w0)","author_url":"https://yabu.me/npub175nul9cvufswwsnpy99lvyhg7ad9nkccxhkhusznxfkr7e0zxthql9g6w0","provider_name":"njump","provider_url":"https://yabu.me","html":"I can only guess, but the most common cause would be that the relay in the bunker:// token isn't reachable or isn't responding to kind 24133. Amber outputs the token with a relay=… parameter. If this relay is offline, slow, or has restrictive filters, you get exactly this error. You could try to regenerate the bunker token in Amber using a reliable NIP-46 relay like wss://relay.nsec.app."}