{
  "manageEntity": {
    "action": "Delete",
    "entityId": "868128867",
    "entityType": "Track",
    "nonce": "0x0b0d616b2c9cadbe9a1e711e19cefe44508123180186b8350731477ec74a13bc",
    "signature": "0xa45e698d41cbc96b6d1a4023b563624d51f621650439f739db1e0c9db5cad38e193b248e37b0ba20b285765d37d59844451ce7e1bcd9b07b030b2e96f5ec33b61c",
    "signer": "0x54c11E98317FC90475e191c33b86bda098B57A59",
    "userId": "182045363"
  }
}