{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x204331f0123f7adfe68bddc118aac971aba1b0345c06e2c962b4471712e87c74",
    "signature": "0xf2d32faa030aefaaa7d28a9f02aac2b671c5ae1c49dd3e3be0fc447e4a70ad7b5c836ba90839d6f02826810a55df29863a390130771e85d75852345824e6f0d61c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}