{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6202d411cee3760fd43740989747ce7408352a41d5c2e3045703923f26a0ebc7",
    "signature": "0x640d10dc8a9431025fa4f9e381b5e2de6766e3fdb1df43fbcafceeee2a7695f9726619aa6420af1415247fe6370faaedbb04f6d572c0a7b2c33f9e2ce08be4f11c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}