{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x071ac333562f0080eb0a72a9284154e8f3327f142fd49cc160475ae2e240fd2f",
    "signature": "0x2155b809d426813a49a2cb5d03c04d433852c73edfc88ddc47f8bb48eddb852a527d01a1c5c1ed3d7295f2ce1d3f6f3e9478c4ea57b6ae7c9f4fdeeb6e35bb2b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}