{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xe7d0f7d99f8c51e4b0d48301812580032ed16b0a69f767e88710ce374f33f672",
    "signature": "0x65d39e3f120d5a2eee8ea8b0fc721ed7dfbd655f592e5f08a5faf8fdfde91556056abb14824a28fa7d5350f2e6740a404e2fd0ee448e9fb09f2bf704b3d11ca41b",
    "signer": "0xAEc4BA229696a4DAe2125cD32943943AaCa0CaF4",
    "userId": "354024696"
  }
}