{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x788ecdb15ddf3ad8b61ade5b0a01cf56f14e9aeb7f3d06c74ea27142d9f125a1",
    "signature": "0xbb6961b7db34a4e29246687a949ac05b65e72b81f17fbab98bc22c152b092ccd705db7ea973fe6e92e3b44047f027c6c8cfb7c0496dcc25464486bbe21b46e691b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}