{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "870640566",
    "entityType": "Notification",
    "nonce": "0xc19ec40d6a20920f9d5516f0389ee6d6cc9eadd29378c45f33fedcff4289f61a",
    "signature": "0x00069244065f0658a4ea49947c0902e835c3de1dcefbfdbcfa16d679d6911c14368e7b3188aa1594757d1941889bd11d3450479bf8ef15a21c5de597f26bc8911b",
    "signer": "0xC0E31aa3da2f4D108C94a5CfaD902F8418e330E9",
    "userId": "479914536"
  }
}