{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x2fc430fa2cef1a86a87b120d1212f2b5bf81d51c3e7ca9ad22a4e5bdc251c392",
    "signature": "0xcabb50588fa6ee23eec91f8fa4db8e1a9875c1e32e3c94cd0370eb326630ff523a22b915e7bcb537f68d1bc85cf83b46899bb2871525983e8d2e6ba1117d4bd01c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}