{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7ddf30858cab6a3dd0ccfe41a332ed1c1fc0494ddfa068b3b57cbe405f8f643c",
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    "signer": "0xCCe06168C2294240ab838A9F1C7eFA267F159270",
    "userId": "649932755"
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}