base64 encode wav file code example
Example: node save wav base64
fs.writeFileSync('file.ogg', Buffer.from(base64data.replace('data:audio/ogg; codecs=opus;base64,', ''), 'base64'));
fs.writeFileSync('file.ogg', Buffer.from(base64data.replace('data:audio/ogg; codecs=opus;base64,', ''), 'base64'));