{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8c31d0d9ff6d85773640515f1587a187ac24ee836d306525612ede233b5923fc",
    "signature": "0x9481ff3bb9cf8e4bbc2997ae69c3a9e5d73928e5007356f3f886bc6be7bd35f06cae47218b0b79f5a31f5f44cd9d2d122ec25b7373eccb7679909b25e38d64821b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}