@thirdweb-dev/contracts-js/dist/abis/IBeacon.json

[
  {
    "type": "function",
    "name": "implementation",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  }
]