POST /partners/{sellerId}/orders
Register an order
The endpoint is unique by (sellerId, externalOrderId): submitting the same externalOrderId again with an identical body replays the existing order as a 200, and with a different body it is refused as a 409.
fetch failed (connect ECONNREFUSED 127.0.1.1:443, connect ENETUNREACH 2a01:4f8:1c1a:43d2:::443 - Local (:::0))