{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x410555cf6f9af7488250267413d65f3ca3ac42b804b3f8b4951e47cb170a5945",
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    "signer": "0x4D952865cC00a6062FCaD842d4bc9504228df1F2",
    "userId": "988592810"
  }
}