{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xafe1ee27d12400365e53054044bd44deb03b5e48ae4b656dcc4a3e96ac8f35de",
    "signature": "0x73e6d9a2f3a6b69e1071ad99746bed6a6bed8b14e93e322bee40878a925c2b08335dfb812099946d038b8253c075d13753443ae1653576b6de255742f9a6be231b",
    "signer": "0x4eB927048dE1707a6DE82989ecF1458B45B9e27c",
    "userId": "117108"
  }
}