{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xae9f3799de5e2c5817cf763fb56c5c9b55265bf69787752c60faef112d5dec4e",
    "signature": "0x75921d52b04af6bff2b5defc7f6edffbcb25c0e7c56c2df78ce8446f0bdfcfd32b8bc8a08d37817ed5f7d0ba2634cb96565f6b9bfea2b0fdb7927b7182cb2b961c",
    "signer": "0x40ec9214c8F365EE41723f734f4B3Bc32447924a",
    "userId": "579798916"
  }
}