{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xba1cf7e1114c7304061f3b67fc37544cbc7cb028d1fb623f599414f56c154ef6",
    "signature": "0xe8c7cf0972d44517f4c75107ec2e816449da55901c93fcd8f1ab4a4f8b7293dd524892ce85c961fec8ac507e26ecb86b7067da6fba52389d7c5785082bb246001b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}