{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb9b3eda47833729683ddfaf69576fb0637c1d5b80cbee51f4a09058ade59f273",
    "signature": "0xcdb561729c32a5b2295e6cd8f4d5b1518ca36b90b66b12e40491d429871505a0618e2123340fccf9f3efc6fe941274ca986c0bc8ba8d84882a257cdd0d04eae71c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}