{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832058678",
    "entityType": "User",
    "nonce": "0x11533731b1158015527eb47d70b1559a47a2675777c5c40c2ce2ac819c619b79",
    "signature": "0xcf5eeb2a1660187b45f42ca454cea68cb10c822b3f2c73349f39323bf268256468e1f9973330da6667a6ee8f8568fb4f7026a06e24889a8d85c98b7f9925cfd91b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}