{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe8e641f10827baf71c79fed3dd0d25fd08edd106d83bb90e86b1a1316747fba9",
    "signature": "0xb1ee67172b4c1891e201c0015dbd95029c124b05fa2ccb77104461764361c5397c369ee395b2742044d9287ec6b4166fa493f2af5407251a9cfee1623cf842671c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}