{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1406903165",
    "entityType": "Track",
    "nonce": "0x314ea09ff4dc89c539e84a9b1d8d2b80eba6076da5286568ac587d46ec548861",
    "signature": "0xe38e31e8c10bf336f4e4191485e65697b984c03c8c106dfc9d38a8544edefdfb6176bc2955897701cf1078595e92743294dd42d19220d681cb16a519bf176bf61c",
    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}