{
  "manageEntity": {
    "action": "Delete",
    "entityId": "366990",
    "entityType": "Track",
    "nonce": "0x32dff6d336f0a4c1eff20231e7699fbf8cd3d2aa2a750551d2f4463e5c970caa",
    "signature": "0xb85f7c7d95e678d68249171133de07626d168f768dd95dfd7cb38d943c73f44c32e2b14c22b2f969287550ee12657c354ed670559dcade201bc6075cd7d8249c1c",
    "signer": "0xF20dD2c82AA59F74D48B050d0CeccA6285d1F3bE",
    "userId": "7815"
  }
}