{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xbe98da3cb25ee1b10a8aec72397b06e9b8f2f96c311f8337b25d2262e62a2dd6",
    "signature": "0x2cbe1127edefcb4e1bc87a5b369993f1b60e072b0f561e4b6d03905e03333c511d5f62eee8ae337660a1189cb231234a43230f382aaf2ecd8f77f44d8b3d02f91c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}