{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa21234c58e36bea3697402dda609078f20891ac8c7730ba5ef1e8fdbca2f4268",
    "signature": "0xc2c6662fd7b9025ae02f5ddb8021cf272985904bb6df54d905cb77da1e5ed6754572d57fbd09860af9dc31f75b6fff3caad24afa202d86e1c7b8bbebc72cacf21c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}