{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x2e0145c586cd211e536c0e22fb3e0050db1123b415dc05f1f9b47ede942a047b",
    "signature": "0xa87586dec210857171792c88546819e6709ffc9fc55d5b9188e7921166b3d74e05217821e44f994971eb34b4210de332d0ec1552eaa3e4890a0dd172e01b2f5f1b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}