{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x592036fc028d1ded20c578a513e85f2713a884917e0088077db8e32b82b6658b",
    "signature": "0x020d3ef8e5a32935009f897e223ba6295d7e942d6a5ccfc7162941b58317835025ab04f739e4d0b0d3c41a1b5ea3781aaf55abd674589b416573c3dc08ec4f971b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}