{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2b90b010907aec45e8e6541c2de62796e4fc224a0b113f279fe1a5fd9ecb143f",
    "signature": "0x9bfbf59574b38291b3ea04b63b94a88ce77efd40f9bc6b51cff973aacb98d12260cc1c8d2f291bc3a26a9d84b571b58b58b3a997b9e8aff06001b4e2c0a975431c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}