{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb55d650892d769be00f45899286a1f3230148d7a429e0b7a62be1870fb3aac70",
    "signature": "0xa174d859b407dcbcea37bae44c3e9f3588bed96e965d7800228da2a9904918d875ddd8cc17e8074c5f3f45aa4b2fcb7db4b81c2c75b492b666599896773fe5971b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}