{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x37fb9cf5c036da631b798ac3bb29677447425c92ae48120f8934013668eb144c",
    "signature": "0xfd06d3f35c23fa73b68d6ecec810d9af631fe27db68910addc99050cc62973ce3c5ccc15e4e3125caf027ea54d369f9cfa68c7ae9afae3dfd0c3c1c33d3e0b2c1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}