{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1b1b31129d4757a2dca103b096df2901828370a333e6882b30ec2548838cab85",
    "signature": "0x28f67cd2a8c024ac19e5e7a9bbbfcfdc4cd38f009c3370ff1468c0ec21fd71247e812ed2103c8273bc2c97fe3c81c97f078b73c1ff7bb7a9b1c7810cd5e197a61c",
    "signer": "0xE727CbFb9A37eca68A1407D140597aD8ec810d58",
    "userId": "12804287"
  }
}