{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114012",
    "entityType": "User",
    "nonce": "0xfcf84f0662fdb7cf11c7f54c4f339132c313217d7de74c86ddb9922a32704696",
    "signature": "0xac3ee5c0d20d49e276c0181af6672222e272e2f4da1f62b55047a721299523d121b088af68f6eed8be2b205889bca567421443d76c2f4bf390ee2878962451ef1c",
    "signer": "0x03B2B16FC491BB9F7E9819D5186aF26a4DB298cE",
    "userId": "813481002"
  }
}