{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xf4ac97cc5fc133015f2fe09d4ce6e6377fc2f193e52d406f97f456bc7000c953",
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    "signer": "0x998fF7c4C897e8C4f947365B22944d04e4274229",
    "userId": "935724064"
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}