{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6548d17559dd3f1948e806b3446037bf4f4552c7f259c1c6b733954ce58624f4",
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    "signer": "0xF9362B2E61556107FEfba9e0E9E697e627514519",
    "userId": "834423721"
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}