{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x548e499af684fe1aca1b5bfaf1e93b53f1dca137d23d98255820e3b0f6797dff",
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    "signer": "0x322eeCFDA1D9e8f201512fFfdCee5a0e9A343301",
    "userId": "272334784"
  }
}