{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7250f8e2fb344729f499c885ea12a4b971491b621027055e00f01b8f7f33936a",
    "signature": "0xec2403f218590178eb8de28ccecda11f0a19ce7f1aa8d6f601914a6b8388405c1d88aa3f1bdf47ff2ad5fbbce9d67874237b57c172e21daa73762adf98f79bdd1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}