{
  "manageEntity": {
    "action": "Delete",
    "entityId": "765861711",
    "entityType": "Track",
    "nonce": "0x72e4a45539fb98691e2c00b8e36686aa5087542112d947d33daeb11f527ac543",
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    "signer": "0xf201FBbA39363455f5D8fB14B8274BE5571dda7C",
    "userId": "395817390"
  }
}