{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xce69d8b5ec5e4a81e5873d193619b3d092c90633aeef8f3d3485e5edc6782e33",
    "signature": "0x8d71d79b8ebd0175b3e69738704bdf3c928f59fbeebc15babfe7359d6e699ddf7e4f2a0b383e4ba44c99f82f195efe934e1145cdce7c02bcd50c2a523c2557761c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}