{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182701693",
    "entityType": "User",
    "nonce": "0xc1bb5544238b10ff54f4b92eda6a43a74b0d733a257d7643617de3d32f0fabb7",
    "signature": "0xd3f245fc7343ce434db406782c2b7ac84b363547075bffdb1aae9fac8d484504759359dc896107936f9bfc2fb351d135520921f9bc18b5c3184741f579372b541c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}