Not Found - GET https://registry.npmjs.org/@miro%2fcore - Not found

Hello Team,

I’m new to Miro development ,  i’m facing issue while trying to setupenv in my windows workstation

d:\MyForgeApps\my-miro-plugin>npm install --save @miro/core
npm ERR! code E404
npm ERR! 404 Not Found - GET https://registry.npmjs.org/@miro%2fcore - Not found
npm ERR! 404
npm ERR! 404  '@miro/core@*' is not in this registry.
npm ERR! 404
npm ERR! 404 Note that you can also install from a
npm ERR! 404 tarball, folder, http url, or git url.