{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1475485009",
    "entityType": "Track",
    "nonce": "0xe19d788b445dfbba0fbbd934a4f821703fc026908a76abacfbfc3c0d4684224f",
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    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
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}