{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb7803af531168c1efe4d2aef537c1673e55104cc52a8972eb81a79613ce902cf",
    "signature": "0xdf703c88b2a0260ec8723df1bdda0ec2c68002c2c842c5eb3782a7d9c8afbe9c5342b10b922fd4af9682b711261104e0f5c9ee452ab48ef636e12e90646ab77d1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}