{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xb96a42295ff13d5e4bc0978cd7cde51b4ae28ffc7eb860f6c1444621dd0786d6",
    "signature": "0x7494941c3a01965481e382d645b5be31d698db1a6259a8b8fc3a6ae8a99459dd1f6a4ebf220ded8b1639a30c2cd188e90c0214f5aa66973936cb2d041e1c69dd1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}