{
  "manageEntity": {
    "action": "Delete",
    "entityId": "2147405235",
    "entityType": "Track",
    "nonce": "0x5d86731bc075ad9bbd195cadff8bb8cde75efbc9f61fc0c83bec387fbfaeb9c4",
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    "signer": "0x04032370f473D46Aa4C598fc52366c5fB5915f04",
    "userId": "116136"
  }
}