{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x589a24a789f4c0468d77ca776d12b1818e473c3885382fccd7c3779055824022",
    "signature": "0x5d217e8befe62a50916a5094ab5e01388e94a68f5d7f2af0a050da20867a67d53c109e8fddb13bba03ab22cebe9bd8f94689755203b3a0f09e8e4ef06fb5a7261c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}