{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8bb5abc5d868ca386b9c89bdc0f6c84555247a07300e39aa5d53f1471216525f",
    "signature": "0xf2061e49148da9517ac3440869ddc5bdd881638135700d6bd2687bd2134d9047347150df2554c09f4c1a74ff84869dae348f938631888fc702d4a04210e2a4ef1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}