{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa11da88ad9911bc65be88a0383e74b41861ba0d48c0e6fbc0860a2ede5c38156",
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    "signer": "0x51a3896095A18b62c0162c171a8a67a2B3189b2b",
    "userId": "230584579"
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}