{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x0bb9a7271db51a622284efec445acd205f6d71e7bfb81efb1da8508d89cba4ee",
    "signature": "0x0a79c026c91eaa37516aac0aa5552b2a6217dda18feb82f493503addf275825a13a88ef811ecc0d6c1be66fd917856d0b2938ad92f05d166841f89b8d7f2a1e71b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}