{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x01c9567d07446e01ea64aae0ea51d99f162e9625c6411a9a1cb603e2535d1020",
    "signature": "0x0e93c909a02cbf2e269c59a49e36221ac6c5f54b58560eefbc53c0a24fb9801532784b43ce079a1afe07b11fa6b9f2bf37b2c887a61369fe4e270b74d7bd26001c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}