{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x134a705492936f8646776791d5376a106efb62fd05bbd514ded789329cdea98c",
    "signature": "0x175e5e56e93c54f7c432519e2b9ba460057b627627ec1d9aa2bdec8f2cc38035554e46890380b4c4b1a017ab058a3d5c26baeea0b681f1bb35bbcaa2a9e0faa11c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}