{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb3547701f70bc9eec031af6f59c855f48af73e72345ae625393e13d16dcf1da3",
    "signature": "0xa37835b02656d940fc306318c14d683aefc935d48bf6a9fcfa9f53936d7df1ca1a450f572ea27f05169d629074c29dc507a59d082c7b091d3bc7cd5a3641f20e1c",
    "signer": "0x7ceA71B4A8C4013A4f57c1A57eC0430915572e86",
    "userId": "31724295"
  }
}