{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x25a3df7079cb5b92aae4e78f3c4100d9e2169ba57196aa9a761f89bae2162a78",
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    "signer": "0x3893EE54C4B235163CC6aE2c82daE550f2AA6EEA",
    "userId": "850643939"
  }
}