{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x736eb550216f083b50d6b39f26091c596e34e87a0f7159c63095b1a6e981a1b0",
    "signature": "0xd829e40ae142ec54aeee09f50d2440f6febd61be20c1dd1c3c1c9e2887327d282cd389317afb12f48efe4e46fe05e42ecc046b8c7bb06f499869e85bfe98bec51b",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}