{
  "manageEntity": {
    "action": "Save",
    "entityId": "36056",
    "entityType": "Track",
    "nonce": "0xb649e0eda79e657a48704caf62636b370522c866cab59144424fc4de5f3f0189",
    "signature": "0x1728ff3e64766f6ea0e217e80a280a69653dbaefed8f7f6a70e9d48c87f6e9a20cbf88c2987adbed7ade93f070fecd5e3248c728a9dd315adcd163c7d4ec1cc31b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}