{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x840950f559fbe62fcc8bbfada03023b82bab986bbbe376e5acb32e73276df56b",
    "signature": "0x1a307faa4804ce03857aaa1ecdeb514bd35cf72efbaf0bb9438b6faab6cec4d82b29b9c346fa8427e0f9e7485a2200c0129b4f5985c7fa3b4eb1bc1cbf8de4a91c",
    "signer": "0x0284D622711B89fe008193A42A22b02EEa8f2E08",
    "userId": "931549344"
  }
}