{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa428adfd444508b087ddc64aef1ae1c419d2160c6c70cac28df5655265fa8e4f",
    "signature": "0xbf6b942e5476a04a0c9fed4a9286f5255ff30e7ef5e3e7c8f183e31aebca3e705a696aea6c567ca9499a291f19c397cc6d571ade04e1389c10a257a27e5e3c201b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}