{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x058c7774bc30e57188cc8bcd09c72c1d95ca6d7abb641b08afb7bc3ac8f7a413",
    "signature": "0x9b25e26c5c9e2f73eb170e8df37f50f353ff3112b60a6f84d0f84c4b884539883168172162b7aba34dfa0e25ab07625990b4dd808266a3653ebfa32ecef870011c",
    "signer": "0x4f305522AaCEaA87516BA7051D70577F98d0e915",
    "userId": "887292641"
  }
}