{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "6462",
    "entityType": "User",
    "nonce": "0xfd6ff239e45e0c9a1775d9ba64ed1c1727879f3bcd9aa1218fb2db2b67767f50",
    "signature": "0x59a867cc53efbf8f661e2c833f0ea848ad75b1369e0d389158d8156364feca432bbc74f7143f145f0629e066831405bee2f1fd856f5a37c401f41a2a359b4b351b",
    "signer": "0x99b5F46ae3978FB02A645f824e51700B327f1d6e",
    "userId": "97654"
  }
}