{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "305415280",
    "entityType": "User",
    "nonce": "0x4edaefc58f01c5a9c82a50a50ac7f7997673c7dd46bd72364c11219ce2f155e9",
    "signature": "0xc96bb7c1c28c0b87058a69e559d77817e940497c2402aa1a16b97de83248379115bb67e34225e7d54740eb3ba7538694e09d992378bfc56ff92555cb52b3579b1b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}