{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9f7988e2725cbbb157fd4309320de773a7489a500f59318a4728ff970c346329",
    "signature": "0x1c2031f926a5118ef1e9a7fffa64089a4f6215ca2d7f5d277ba8519f1dc489306b090c800952b25e63e5b6f5ac7ae5ec8895c9eea04f855c7ee4e101a0a0783a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}