{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "620307004",
    "entityType": "User",
    "nonce": "0x5346ef76f33ab913394ec90e9c3240573b47c2d81ca1e03dbb164d47d306871e",
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    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}