{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "311438",
    "entityType": "User",
    "nonce": "0xee769670c714a4ea7b1aea9c188524d084ca2861499d170ceaa5989c81a2e452",
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    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}