export function toBase64(data) {
if (!Buffer.isBuffer(data))
data = Buffer.from(data);
return data.toString('base64');
}
export function fromBase64ToString(data) {
if (/data:.*;base64,/i.test(data))
data = data.replace(/data:.*;base64,/i, '');
return Buffer.from(data, 'base64').toString();
}