{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x101f27b81cfb5cc82f3a7f1476ccfb4f4039505067f1052be07f8a8da25014e6",
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    "signer": "0x2844C82020Ab80Aaa1a405d0eFf19e41694978Ec",
    "userId": "551903387"
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}