{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x987888a910d2222f2614e1ff6a9b7a07aabf4d12984d3b660147fb95ff5d8c35",
    "signature": "0x81f77c1e6c90fc52babfd2376b7d69dce89dcd3ffad80ec55ba6d4d3bba602047c24fc92efa7e1b77ead9e994abad3593a37949f4b4dec7acf56455564e024671b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}