{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x18c1f893a4d001892edd70cabc9739416a144e0ee4e7fd84998f004e8d187386",
    "signature": "0xca6920492ffe9970be768ff8d575846e5700f60a81b2d7b6a3c01ffa895039515dc62a2a09816c04a8f07f2a0260647f623f8088bc5f036bdde29e5065862b3c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}