{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "294",
    "entityType": "User",
    "nonce": "0x9b4a1ead1db0b761be180b878f43c080839eb3c76b795343f657a8dfd0fbe5cf",
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    "signer": "0x18356cfD8fCEF0CfA9c1317D9538cf9f94734021",
    "userId": "855397745"
  }
}