missing_deal_route_self

HTTP 409

Your account has no deal-route endpoint set, so a sealed deal would have nowhere to reveal to. Set it with PUT /v1/account/route.

Response shape

{
  "type": "https://cogdepot.com/problems/missing_deal_route_self",
  "title": "<short human-readable summary>",
  "status": 409,
  "detail": "<what happened on this occurrence>",
  "reason": "missing_deal_route_self"
}

Branch on reason. The title is prose and may be reworded; reason is the stable contract.