{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1066837820",
    "entityType": "Track",
    "nonce": "0x686bbabced9e32a2df315564a1d7e4e007e1e9fa790031c95c5426d3786464e3",
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    "signer": "0x0c5Aa954a53936B52eB9ECDBf21850214D89DCBa",
    "userId": "8694669"
  }
}