{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1479378783",
    "entityType": "Track",
    "nonce": "0x60fb71fd3a3db4720a713436c76151ffe8503a0f9c883b0f27b541cb4b2a6fe7",
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    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}