{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x548b044c18e5f2eec30f851224f54c6e54398b23e5f1dc558db7d1e0fb1086a1",
    "signature": "0x29d147abfdebe6d7627c2ece26c7fd559b2f28a3b5a7f45dfc8d5188267fd69d4648b7e7e3bb01a8c0ad697e58d2be2dbab3a60e48ced5851d4e798f85fb39881b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}