{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "18168",
    "entityType": "User",
    "nonce": "0x0c2e4d51af2ad35c8fbf4e7102f66ff16f5dcedfdb4219ccf13ac789225bb545",
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    "signer": "0x77716b11b242ACc386023E99B7e647CaCCcbb8b6",
    "userId": "126786"
  }
}