{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x473b542004874a91b932bd286118e69d932012cd611434116b25a96863c365f9",
    "signature": "0x92c5ef13af24efcd6a731d5eb551c967d21003bded446c5199052d50295fa9cd7adee03eab62f8fa443b89bdcec5da9e0e7a4927fb23b26769f4c266726a76251b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}