{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x22c94d57c6cc03824b1b13a0ac15dc48bae19616e3fcf54df353714b6b6144a1",
    "signature": "0x6c5d23868993369069ac4998c9f25be154bc399bbdec357a9d1f1dc878a8526226bf67b4b1a427aee9ab3defcf3fc0b6adf5d49c0a41169d469cd5e91b6234fd1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}