{
  "manageEntity": {
    "action": "Delete",
    "entityId": "440016930",
    "entityType": "Track",
    "nonce": "0xe967a6fa34b243de3ae8649fdb8107189ae59388dac63b1966648fba9d03dd08",
    "signature": "0x1a1cc66562f2e6c8fb2b7d26467ff63300929bfa379ba060d1db782540c2953c77a651f2ef3cc22fbd5e62dc6aaf56b1f8b26555e4733c33e3feb9cb1248ad981b",
    "signer": "0x04032370f473D46Aa4C598fc52366c5fB5915f04",
    "userId": "116136"
  }
}