{
  "manageEntity": {
    "action": "Delete",
    "entityId": "177324612",
    "entityType": "Track",
    "nonce": "0x70fa3d912ca8b330e141eac3a6f2d45576205ad72f9d606b8d7609cfdc68dcda",
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    "signer": "0x80a0405FB3B9d86d11d9837558C400BE65BE42a4",
    "userId": "464100900"
  }
}