{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "757958666",
    "entityType": "User",
    "nonce": "0x102ab48a9eb8bb493314881a45c05a3198ec8fc48ec5a0437aac57f6b3810c86",
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    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}