{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1430005476",
    "entityType": "Track",
    "nonce": "0x57a0f2a40776007a3210d4d51251eb920596b332b7476014a19f08f2c834e10b",
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    "signer": "0x47bF11DdE03594c25814c08592866D0B09eb566A",
    "userId": "597397433"
  }
}