{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1879343939",
    "entityType": "Track",
    "nonce": "0x6526ab8c12b77a3e41ba5ef566abd8d27cd42fdf81b860fa5fdfceea67198fb8",
    "signature": "0x868b3b08a302f788a52e30eef7a92cbdc91a62c4f210b7ec3fbeb78925774118070ca9109d94a008c928bd377ffbc10f74109772cb5f47b998043d36155658f01c",
    "signer": "0x7d938E0A81d5516393d9F987cd66B0DEA4692ce3",
    "userId": "989230938"
  }
}