{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8ef116a8cbd41138566faeadf95527c8d29c7c32a7aa8ff26dcb93a9a16fad00",
    "signature": "0x8af705e2ee85e3173b3e049165067376bf12867c9167bdc7e5cc5d537f892439790742bc45fedf171883522c738fbc2c3c2a18489cdaf79aad4e245322a4b3681c",
    "signer": "0xb7064d95A38c94e9883e3D32d96E879E8fd4272e",
    "userId": "151924512"
  }
}