{
  "manageEntity": {
    "action": "Delete",
    "entityId": "899548923",
    "entityType": "Track",
    "nonce": "0x6a0b535338d321567f15e3ddf4b29cca076b987497054b46e76582ecf847bf13",
    "signature": "0xa8ed878da73b1fb065703e3dc6a5437ed87dba0b45ad4c593b2d2f8463adbe05445b01c1678632cc5129dd983561560a89f1e4a55c7e01d20ab67a12982fa6861b",
    "signer": "0xfd5EE56eda30ffd18A7A4A54B9667aE09728544e",
    "userId": "377943659"
  }
}