I think node >= 8 has WebAssembly

Author: fitzgen

package.json

@@ -54,7 +54,7 @@
  "dist/source-map.js"
  ],
  "engines": {
- "node": ">=9.3.0"
+ "node": ">= 8"
  },
  "license": "BSD-3-Clause",
  "scripts": {