{
  "manageEntity": {
    "action": "Delete",
    "entityId": "2115069440",
    "entityType": "Track",
    "nonce": "0x9e1f7aa616820693009fe0d663958b7718ad8064eb3730cdffac313ffd5e2ecb",
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    "signer": "0x5458796027aD8A259861E2C65ECFD1B027e9E8fA",
    "userId": "42614"
  }
}