{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "47828528",
    "entityType": "User",
    "nonce": "0x486386c55e3b44d0d283780f6ad6b27c4dd67e87cd652ac1a7f23bfd4539a526",
    "signature": "0xbfc9c545086f5ce83bd77db5536ad4655f37e86218c7cbac98b21d579f748c3d12b4e6df264aaa1738fb1cc96294dd7399997c86e7e93da68575fe8a06bb5fde1b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}