{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9c04d7fc3f0b013bebf4c7f135b04235994fe12e596bb9d0cdf684c86c6154e4",
    "signature": "0x9cba72c5febfd5a4490d5d6b8f5ad2a2611e38421e68d0dcab5ff0a2b7333b873e2893efcb12d5ce06b0008c6c16e39bd58e6adaf203c4716603984f8e3c71471c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}