{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208569",
    "entityType": "User",
    "nonce": "0x98a2602a5488e622b5a14bdf7bb042312db50f553820217e867d1114ad44ec06",
    "signature": "0x44041c964d3b933499c529ae93b220ee6479984e8effd01b33078a4e66676aa12b1644211944cc81a4bffba970f2c1fea7e766aa1a34369c1d4124bf9bbe05701c",
    "signer": "0x57Ad6E2E3fFc5ABe9b5FE7DC3bF7c07c8cCf9Ccf",
    "userId": "571702334"
  }
}