{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x13d75d0526d75c73a2f9cd83988ca671266ae1b6b90a7cdc2a0015502d0c16b7",
    "signature": "0x4cd474d8aecc3949aa6dcac001f2ec2f0311e41ac5d7da3342229ae38a26a5a5420bb49e626f7a26f3fdb23b727805b54eccb5a4637e1e255298445176eac35a1c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}