{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1902339668",
    "entityType": "Track",
    "nonce": "0x3214c1b29df1f505452fdc2ff85248ad78a432c2690b287ebe840d901d618609",
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    "signer": "0x04032370f473D46Aa4C598fc52366c5fB5915f04",
    "userId": "116136"
  }
}