{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1203232108",
    "entityType": "Track",
    "nonce": "0x782dc1effdadfcb1b8129421f08bf2358f771bd35068f819fdee33bea71f4b68",
    "signature": "0xdcf8f59a2534626ed47f60df9970287cb622896d0aa0f8772d831900c73e6cd757ea113e355f95a385cb64f387e8c3a6a10e4d3947866bc60017eca799c040221b",
    "signer": "0x0c5Aa954a53936B52eB9ECDBf21850214D89DCBa",
    "userId": "8694669"
  }
}