{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "47291",
    "entityType": "User",
    "nonce": "0xc1555eee5a0131b50173870fbd5c68ddd5e6a6b62a3349638eeecaa3de4f330c",
    "signature": "0xb675141ef46710b8f73e630aab0feb838678d67a10dd6469b49270eb502fd4310c097fe97d5fe43a1494665a51ca464781173e269dd2c41ab239f08229c241961c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}