{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x629b74a1d646a16bfc49662ec3a45071172721647a97532de870e4e2a454f98f",
    "signature": "0x6a852fa16bb8d897bc321519c97df3b35e58e3f5ec97bdf1c8e81a1f7f58f76e6fd1a281c5c08dd8e5c4974895152beef536a0fcf002aba05a8f76fe5fbc4d0d1b",
    "signer": "0x3bD12ab58a07034ab7308b8f86855705f53062E6",
    "userId": "876060179"
  }
}