{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "293",
    "entityType": "User",
    "nonce": "0xce75b8675e36848378d9cb4a303f2e3828b8eecce123cd5727e9b1881a0df54f",
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    "signer": "0x2E09706d061Da2bB66d01F583c734E89CFCd23D1",
    "userId": "14811"
  }
}