{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5708",
    "entityType": "User",
    "nonce": "0x107c3c3c11bcccedc3b440630af9987fbe5687fa25c3b07b7e04723e2653c4c6",
    "signature": "0x359e2489a77e040d18817715e67d945c26a089c24f227809597f1b43be6e2dd321497236362d6671b2dcd4b11b41b13b6911dabf6282bf0b9701e06c0f4b144e1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}