200 OK — session open
> POST /ai/v1/session {"source": "tallink"}
< 200 OK req_0140adkg 50ms POST /ai/v1/search {} Idempotency-Key: LKK1GXYtz6ws Send ▶> POST /ai/v1/session {"source": "tallink"}
< 200 OK req_0140adkg 50ms POST /ai/v1/search {} Idempotency-Key: LKK1GXYtz6ws Send ▶