{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4e3b1164c2c49d62dafd8b5b855b71702a5472acd6910362a84abfbddf39c10a",
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    "signer": "0xe5B1A1fAB22CdC556B12796875677bF88C3d346b",
    "userId": "344251308"
  }
}