{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1189602155",
    "entityType": "Track",
    "nonce": "0x4fd02e6ac74c81cdf994f29c17f5972ae908b23fa59ce71e4e08bbf31f35af2a",
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    "signer": "0x1DAE2f67411425Ea8f5eF5873622df905e59d83D",
    "userId": "410756960"
  }
}