{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5ca42457f9cec1b1f2cae1b655fb7c1a6cdce20c42b42b207abc9a2dc79b921b",
    "signature": "0xb8f73a9f94e0b68fdd06256f11d0dabbabf1d3dfc608e3387314160b4d8a37700a496ec18a1970b3b6cd48da2ebc62d9a2a0ea0920d738877072d331715202941c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}