{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8b1c02b9d127e50f1159f82edcdc90eafdd8731463dd285d1c89ffd040006cd5",
    "signature": "0x3454d1c57128098141768733c3b200af6aeaba7772d5f6a1621111866c196d845c778887cccf947bedd6424e06771f18b0090a1af0756da4f4699217da02cb1d1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}