{
  "manageEntity": {
    "action": "Delete",
    "entityId": "530526204",
    "entityType": "Track",
    "nonce": "0x6382e1aadfdfd612e7f3825030dc7a7fa37d22ffc25d8220ed792dbb04caf90c",
    "signature": "0x583af6bdd80436596a9209d3b7553874f8be64aa64ac6734fec1c7c32cc2c04a2fc9862528d6030c1e490888e1aaff37b87d7426b623c0e45db0d2374c9330b01c",
    "signer": "0xba39E57aa62E649F2b3250E2Cf1456c117127a40",
    "userId": "555663956"
  }
}