{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8c966fa5065ef26c1121e21123d4e00837bbf27a13a03fbb8d5cf8948d9ee6ec",
    "signature": "0xa59fd965a44a6b55bb4591d2b8e29a253af209232d814b367ad6cd3f186d13752e8e62792a6f1e87e50ae9a05042adb058bb449fd219df688324d0d733e755e01b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}