{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc299e773a4befacc510ca8ab584f679f755258475694995d383b55cd5f925635",
    "signature": "0x03128f993c843211fcbb848048889cc2f2dffa5136b596345a5e9fbbae054e3669d2c45425fca95696b2b8f648722177cb110cbdcb223f928433f42e4097a1011b",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}