{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134982436",
    "entityType": "User",
    "nonce": "0xa836a54b3169341c9f1d89e6585e3da92200caab62d5e204746858aae1060b42",
    "signature": "0x2ac71e07c36ad73b04a8f9586aee0c7c1ca78da7fba7098bec40e08832a9cf4b21d687ad9e4de080fff391a8e6c850c92a3c59917fef489153e5b3f201c3c54b1b",
    "signer": "0x2ffe4CF05DFe61fC6df295a1Baf54E0de3946cE4",
    "userId": "175225"
  }
}