{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "325",
    "entityType": "User",
    "nonce": "0xbc21c3038f48a01840c20b1ead244af48c2f2a144923db654b24a8b4af5b50fd",
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    "signer": "0x0FcAb20e0C97D4d3d08C8fFD891B8210fa488beb",
    "userId": "170294"
  }
}