{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "889569599",
    "entityType": "User",
    "nonce": "0xdd36f4c6c0bfaec5928adbbb8b57be3de5457c1c015b3e8d6f1f972baf5f9702",
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    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}