{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa0a012692da613a266ff1fc37d00e04e1607383e786769ec99c8b6239676458f",
    "signature": "0x7df8123a5a1af6f09d12b87c725a62c9e2af6b7550c1d839e85cd2e5d442cf1c69e2e80f2df6656f89db11a228317bf362c16bc7884b720ec627d8174d6d9f8c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}