{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "844910",
    "entityType": "User",
    "nonce": "0x8ce598d62f1135db40a342632978f8a48cd387e7920d20b5b9b69c79f94947d0",
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    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}