Get Async Job

Retrieve the status and results of an async job.

Poll this endpoint until status changes from "processing" to "success" or "fail".

Example response (completed):

{
    "public_id": "abc123-def456",
    "status": "success",
    "cost": "0.005",
    "provider": "google",
    "feature": "audio",
    "subfeature": "speech_to_text_async",
    "output": {"text": "Hello world", ...},
    "error": null,
    "model": null,
    "created_at": "2025-01-01T00:00:00Z"
}