{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x8b57f0d9d2057e20e46ee33dcb7be3f42c082503bd417320a5398cd7ed6d6889",
    "signature": "0x6b421fa83eb3c92dcac11b18205f63415e37b1c3388a3952c87ba76b8b98ffef020473c57cc5c254db4aec7633684af9ad2e7fa99b755b58a19703a4409511f31b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}