{
  "manageEntity": {
    "action": "Save",
    "entityId": "51178",
    "entityType": "Track",
    "nonce": "0x27d727395e7441198939e937dcb000101d1449482c869e7b807db85313b48873",
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    "signer": "0x4C417a430B0Ada1C6f5012F73C8A30Ae946d9d39",
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  }
}