{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x62c4db1df53498a5ffac14e95902d0fc97c20ed1fe7747cc6a149462c8622243",
    "signature": "0xda5fefb4162285aa25811b4d7f6ad845c013e067dc55a1af9726c6d8b48ff03645708fd4ac7c026edf2691c12f0e7dfee4e20d800a19c7f814271e22dad621511c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}