{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4b363cf8eda1302ce9d3ab7a58b144704d18a526c93e798cab55b0285afe7aca",
    "signature": "0x640b08908932d6752ac728f20cdad559b183cf17e87d2cc5c171064243dfdebf1e4c3e5b2751aa4bb6d2fb93efce774d88c4dd72cd046f75a4c537a902d633f31b",
    "signer": "0x1FE5893b13a6376Ef5d7c9ef69241778d1F2DdAd",
    "userId": "394194116"
  }
}