{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7ec25e8470470ca1b17a35fdb5ec99dbd031ec34bcfbe4e77c35acab128d8e3f",
    "signature": "0x67430a2a64f3bab85176941a6ea59c56d62f9da5033b84da9e4c6d7cf2383b3f38259152f4844ab9e86db67d6cd58402524226a3c4698abccec4b82f15458c7f1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}