{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xff952d7e1f663e1be717aaa2cc772fbd43db096fda56a5f9c86aba1afdfef2e1",
    "signature": "0x114782027e138c143f051090133db72f89e329e9d2a45d1805a42347991c07203ce257a6fb6f22e51e7cdd7b98ae0b36a427ee9b7a41f2edffa8d82fe48d629a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}