{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10431",
    "entityType": "User",
    "nonce": "0x36005beffd4f3cbc6eb77ef9de790a7f965b6a5156ae0d2eee8e2ee26d6c0bf3",
    "signature": "0xe0caceb3bb4ed32be9bdaf07829bcc1dc2e9e9ec5e1988c9fc6c42467f978f8c0526367e326768f1e5789b0944c3454a61dbbd3eee989ec697363d53476070f61c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}