{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x93dd73e7b6ee381bb7db7277678cfc7850f7e344a182858f8926d1071f4ca748",
    "signature": "0xd737a079427de5be84d1642becf7ea70266b876900168b249deeecc4a1bc05121c45788ca8e8bca027f866701f84f5705532d354d7db98c1e8a6deda012aaf6c1b",
    "signer": "0xdC422De896Fb6f2Be03182bFe11336856d90e5bd",
    "userId": "49186073"
  }
}