{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1321768004",
    "entityType": "Track",
    "nonce": "0x148b7503e7cb9ca82260806bf97d8b5a940a1e2b812f6ce6f12930b01a80552d",
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    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}