{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1509112883",
    "entityType": "Track",
    "nonce": "0x219f553224f32752b8426797362680542b81b3fe81c21482a62d999eea01563e",
    "signature": "0x53f2c7393c4911ed9b579a491e952058b28b07bef0f21119229daae3629a542467b2c2959f55fec19501bfbaaf106ab836085fe7512fae2b2b8175efa957127d1b",
    "signer": "0x2CdceEeabf6dc8403D306e7C20eD1Bc4F95f13cE",
    "userId": "373173"
  }
}