{
  "manageEntity": {
    "action": "Delete",
    "entityId": "263643481",
    "entityType": "Track",
    "nonce": "0x2a32acd84123baea5fc5faa80dde76637d6861e35f2bb5c070fb9ee451e2ecc1",
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    "signer": "0x5E7ca035944bA78C6Eb25Ae014171cb0E017c6d5",
    "userId": "683518262"
  }
}