{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1869468690",
    "entityType": "Track",
    "nonce": "0x3e30351049827dd57334cd070905f4a45395ca5a5891cbab415ac99f302aa4fb",
    "signature": "0xe74c21734986e35d5df545177daf44ea4992ed5aa2710bb32923e5054592b45e7f101193057ca01fb7f5d466f0fbab2c4ddb4e664128a764355f539e20bdc9691c",
    "signer": "0x0c5Aa954a53936B52eB9ECDBf21850214D89DCBa",
    "userId": "8694669"
  }
}