{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "317",
    "entityType": "User",
    "nonce": "0x2b36a508ed5bf9bbad28a8adb9b6758532a7e0476b27ee6f0ff94015f12636e3",
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    "signer": "0x65e0fADD35005a9e8d05f2e7F38FCBF9EA7413ac",
    "userId": "18343"
  }
}