{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51702",
    "entityType": "User",
    "nonce": "0xd5da7df7a43bf9037c0898654feff1dad256ec2f3436dcc5de46c75961e4439f",
    "signature": "0x2b1f6f4afb84c4f916b861d7e2c8f448a17a1706e5811badbf00f35332dca5eb2e3ecf0092131112bcdf2b3b7739ae8113b69ebff4fde2173a6d37eba915f49c1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}