{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "351770",
    "entityType": "User",
    "nonce": "0x140ba9fdca638f36fa7d964b1a3640d0c9b0f6d42519d17b1db1a1d26aef5d8a",
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    "userId": "389958"
  }
}