{
  "manageEntity": {
    "action": "Delete",
    "entityId": "625572153",
    "entityType": "Track",
    "nonce": "0xfefb6a9946438f155d98ac498a5fe9f16ff5c2001c8b88305ce691d01cf35849",
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    "signer": "0x47bF11DdE03594c25814c08592866D0B09eb566A",
    "userId": "597397433"
  }
}