CORS error on merge api call

Which product are you using?
PDF.js Express Plus

Detailed description of issue
Access to fetch at ‘https://api.pdfjs.express/xfdf/merge ’ from origin ‘[domain)’ has been blocked by CORS policy: No ‘Access-Control-Allow-Origin’ header is present on the requested resource. If an opaque response serves your needs, set the request’s mode to ‘no-cors’ to fetch the resource with CORS disabled.

getting this error

// Process the file
const response = await fetch(‘https://api.pdfjs.express/xfdf/merge ’, {
method: ‘post’,
body: data
}).then(resp => resp.json());
const { url, key, id } = response;
console.log(url)
const mergedFileBlob = await fetch(url, {
headers: {
Authorization: key
}
}).then(resp => resp.blob())

Hello beatriz.patroita,

Thank you for your patience, we are investigating internally.

Best regards,
Tyler Gordon

Hello beatriz.patroita,

Is this document specific?
Can you provide the document you are testing with?

Best regards,
Tyler Gordon