{
  "manageEntity": {
    "action": "Delete",
    "entityId": "2077790989",
    "entityType": "Track",
    "nonce": "0x5b1680a21d8719e014a551894c727e6038a95ca5cf5d0773dfba501718ec6a3e",
    "signature": "0xd364b1712853007471f4d05e13f7f51c8cb8621cdc69d9e189265222cb9d16301a565c7ad5726e1309be00021ee937d2b4a1119c136b3d7c074b1c981e2cdc921b",
    "signer": "0xe39362E50657Aa28CaD9c25b968cA2C2D8cf5A9C",
    "userId": "874277249"
  }
}