{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xaf3245e925fbe0547434acde4dd62ae6958e15089b37946436b78cde089b692c",
    "signature": "0x3b7b375ed64add26911339b18f06fa81113b89ea58ebfb1ad7f68ff5b069ad2a5d52d9e75aa1878a38c4fb55efd21c9e51ed358a4c612b6377cfd8f91b3b2c8a1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}