{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3b11d7d2de01cd3136832600c7063b8ac0c6b7daa5eadc774287633ec0f8ffa0",
    "signature": "0xca470092aa787095fa5174be264513f9df4f5c76de066c7c0cd4dd998d913bff4e59e4129ffad923ee4f3b29fc72ce2b1614026c3a54c0d4b06470b8ec8bf71f1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}