{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xdce7e1f5075d11baea173dcd534c0b182340a697a0ebaeb8f6af5866d068826c",
    "signature": "0x1823c7fbb3fa96e3c35647d583d0731ee1e7dd3048bb9f67f29a3d8bd7a05e925670f38bf944faa9110c7f5c87c99384ba01a617d39aab75beb9a5f087eabab51b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}