{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x5d96e93e3fb4deb395122310516ecd1a4f72a98df7bcc295e04b01d3ce82608b",
    "signature": "0x73fb2426abca811dd0532f828f71e3cc17fd8a1e17e59cc5c9a4d7cee26451925f28f904eaf096b73df0d4685fd00a95456ca2d813060b1c583e121c49fca33d1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}