{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7b84a4b75bacf636aee784e74d1d4d2bb449e031461576912fe6b9fc42a280c3",
    "signature": "0xbabcc56db45a4739daead585c596863aef07938fef8f87d738d884daa7c697e8225ec14e1bb7ff15060865e33bec73930b0648d492bf6d8b0fd6f2d14f4c5cf31b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}