{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x05272dbc016d959c17e4f41857a76bc75f9dc8e1c347d4fd1140cd8b4ddd0527",
    "signature": "0x821d68bc0d1c7f9e34bebd63ef3bcd4a2aacbc57f8f04ee7eae6570149a625da2403e01582f0296334ad8b1bbeeb8f98abc0c5cc469faba02839c0275196c5331b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}