{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "745004514",
    "entityType": "User",
    "nonce": "0x2bc396b9178bbe050f2268cf6ba8059c6b0ce5428b33494bede48b7963d05c54",
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    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}