{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9e4f7cb66eb3ce7d4d00c93dcfaf2bf69b0e3112c1b5525e9b403d818b0c7549",
    "signature": "0x0b3ae4ea3856b7ebd8919ff66c3ff24b8024b8936f84443e0252a5fe5fb2963d5b4ec957f3a433d97d0c8917d117557d40d3d28bc38d0cb3707fec229607ed851b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}