{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa872229cc236a40e1e22c6f97aa21052f06b51b64a788b620bcdc2c9c816aa83",
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    "signer": "0xc6b869735612Da4C8c3D09254847610e33E14eBA",
    "userId": "144123927"
  }
}