{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xa9b9b7ec0b240b00181c83bfd418c7076b6ccb1509adcf1dcc9dd52b4428f55a",
    "signature": "0x4163c8b43af375b1e75d8ebcda2ba9271564bbe84bfff93532426a8e962bf1075f424680721e45f5a5d03611d9baa916a5e53d3268686b8b986e9b91acaf67f81c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}