{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x4808a7b86fbd241fe64cda0b6caf18ee5bf6096d3f66f12a1f9e7e4e5473d24f",
    "signature": "0x1b508e3a1ab468fa5b468c01ad3b1985af3b2f649ef5fb5c1b225652cccbe0710b54dfd3e931f145449faa2b19f516d048c9de6b9816b5b1034319aeea3b04311c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}