{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "131834",
    "entityType": "User",
    "nonce": "0x49b31211b32c798a81eac5801fb1d83c60a08dad54482212fa8a6f12468b311a",
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    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}