{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "281214",
    "entityType": "User",
    "nonce": "0xaf789756afbf40e069a193f7de9b86a47f786ba4679ce3d6836b3d00c5ad5367",
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    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}