{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4a89668b275cb6af42d83bfd7de5c75e58f07349700ebc5c1864bfe539134051",
    "signature": "0x8e2ca0ac5a353d12de926f0dfbd6354a2ec1da9f3b4303f368675eba1dec3d531580836fe8839e1e7406fbcdecea66f993b929f5afbc53a43f1737f0ae7944791b",
    "signer": "0x97A48CDe9eD5Ec07148c100551C5e772f2667403",
    "userId": "28372811"
  }
}