{
  "instrument_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "exchange_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "price": "example-string",
  "currency": "EUR",
  "timestamp": "2025-03-15T14:30:00Z"
}