{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101906285",
    "entityType": "User",
    "nonce": "0x6327057f27c0c6456a227b9b2a2ccb27c00febe272ba2b06d098bfb5dda93761",
    "signature": "0xf030f920f463aa2cc8e94e2d328cb89521671c3922ef38825a48a004de31f8a727a0d64ef2bcec14bf3e70694d4fdab9baaa85ceb4c38084a58d13c38b40ec0d1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}