assetCode
The MonetizationEvent assetCode attribute returned the currency code of the last payment received.
Value
A string representing the three-character currency code on the last payment received.
Example
<link rel="monetization" href="https://wallet.example/alice" /><script>  const link = document.querySelector('link[rel="monetization"]')  link.addEventListener('monetization', (event) => {    // See how much your received and in what currency    const { amount, assetCode, assetScale } = event    console.log(      `Browser sent ${assetCode}${amount / Math.pow(10, assetScale)}.`,    )  })</script>Specifications
| Specification | 
|---|
|    Web Monetization #assetcode-attribute-deprecated |