{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1566729b82f0c569d7137e9583637f65f40de7b9e84e5e93b728b08f42796227",
    "signature": "0x4d1f92ac641df24fb6848f843040deeeee06a796915ca98f1ee34afbf05949b46a3af04a287ff91587f84a0392dbdfbcf51898715f2a78698c19f87dcb32d9221c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}