{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xae15eeb2ac2c6d85b6ee25e41cdf65c10c0e071f57456921ed1e70b07e0ee613",
    "signature": "0x1b4d6dbe64d6a265f170058f2c4e1f7e2aafa8710aa3caffc4430612d3ed13a10be2fa909335c2acf3d1116acdc94c95431e5b19f8023053d46a266e8b9c048e1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}