{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x0cd236ec293820edd679fa69a39573fcd64229468fec18f66731b6ee8968806d",
    "signature": "0x7c65388801d6875637aa519bf0eba4be43e4f619ea7ac4ebdbd5866e46419a637b73f571f79bea4365b71dbe643a76839761fed0ed1f4d35647b5ae74af22f7d1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}