{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xa5045aa17c97f3e0ca34d23b671c46d60e4e0d7cae1bb14a39bb2185eb8b0829",
    "signature": "0xfc4454294cb50316e4be8073b1e0c1c1b14f79e0594cc0992786913e319efcb80107055b2291e688a82b3a5d08dd37cd1b27619d086ca5c3f7ee52fff859244f1c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}