{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1802762463",
    "entityType": "Track",
    "nonce": "0xbbf75f0765b6f23cf030ec5e5be48d4493633973f90f9ffa224a944ee46b7a8a",
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    "signer": "0x954730Ecdb1Cf41317fFDEBF940566a9908b08A2",
    "userId": "77288"
  }
}