{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "18336",
    "entityType": "User",
    "nonce": "0x7bd3c491a3520fe8dc07e59f21919b2b2cfd686e77b5d65af2596af768eae819",
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    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}