{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x87604bf9c7700c86bc3a1f6b3f6476fc964d56f3e477b47cd0bcba51ff385719",
    "signature": "0x5d090cfc53124a522741db1fc708f306afd816779dc27fcfb0c696282ae384e76dddbda324201ac681b0c92d7e050507dcd43a7aefb762e2a0b2bde41ac0735e1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}