{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0x89b6bc4e5c80746413e66c709f39da8e224afc00f4cb6bffbfc67712fc6c732c",
    "signature": "0x1f43660552e2db231dbdbfb7d47833a2c671559fea9ba556dd3fe7bf42f18d0b187abad9f5c371897cbb794d07aab297c6fa9ba4f8f2f6708443eff0d86c318c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}