{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6fc725f41f0372de729344811a6f799ad9ae7432bccb00421172ccb71834a5ac",
    "signature": "0x3c3d0e102e3e0e80ebc665f0ab4cec9d0c73547a09b2ed3f2ca66aff865d3b1b0468d42fe6da7eefbbd42581bd2100e03c4fb533614f57e2eb32e632548021f71b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}