{
  "manageEntity": {
    "action": "Delete",
    "entityId": "348874665",
    "entityType": "Track",
    "nonce": "0x81cd9e052a2ba4e37e8605e85bd2f5a5fc9fefc0a84936bc4970bb0826054a31",
    "signature": "0xfefc9506c28b9ea3085a5ea3afbfef903d5b4d71bf7f65a795a2498a88c6eae9466f879340a7f83528df3b4552051fb82f1d99df7a327cfea21bf3b311280f0f1c",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}