{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178070",
    "entityType": "User",
    "nonce": "0x306f383c91d7a804d7fba5d742a098611aa72a1a7cdcd89ef0adf1ab48b05e7f",
    "signature": "0xf74269b9a50e1695e80b99c02ece251160f3517fcf5099d7bdb5d07a8e5cb23e41e04a99d0081166cb06ab93dcf4da808aae98dac8755e5d08bdad50b4038e8a1c",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}