{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13589021",
    "entityType": "User",
    "nonce": "0xf8c279af094c678f6ae1beb9fde5810abcc1861c14b272f0ef8046583ec1aa80",
    "signature": "0xf369f769f3bd650817db647e4848819a13a19070c71e37fadb025f01222c71975ca98da3898a0fd1784e4477ff47b1c044a4bbdfa5ba57423dfa964e75456bf71b",
    "signer": "0x89EA9Be0Cefd53f285d77356b4395f079931a5EC",
    "userId": "822518796"
  }
}