{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc4b8d8aa8491557cffd56cb0db22cc68074ff9beed5d9d98bd7ba91e8013a82f",
    "signature": "0x5c6bb076052d460b87684f742ed2a14b7253902cf3db1769e0efa9d547ac4ec76c7b2f7bc0279482edf98590917e7ffa858d76a3985626efa662e4f11945969f1c",
    "signer": "0xf4e39f23021D832A7D8e37A3e280Bb0E5bC75bFC",
    "userId": "406892069"
  }
}