{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x19a818563baafa46ec16211f88216bad1c048615e46d75b5083c273308e1f615",
    "signature": "0x0dabc9513ce210d4199b033165db77dacf2925b92e9f2a0658c206a0cbac5a791798814ebaea7f4e30057fa918d3597b2c481c7b3f8afd15c38a2e0b1622557f1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}