api/v{version}/..., version 1.0). Detailed request/response shapes live in your API reference; this page explains how the pieces fit together and which flows use which endpoints.orderId (GUID) in your system; almost all document and follow-up calls use orderId, not the human-readable order number.POST .../orders — Create only. Fails if an order with the same order number already exists for your company. Use when you want a strict “create once” semantics.POST .../orders/upsert — Create or update by order number (“absorb”).PUT .../orders/{orderId} updates an order by id; it does not allow changing the carrier (even when there are no documents).orderId and optionally surface the Share URL from the response to operations that need the carrier-facing link.GET .../orders/{orderId} — Full order, including Documents (ids, types, names, statuses, comments).POST .../orders/query — Search/list orders (filters include status, carrier, order number pattern, loading/unloading date ranges, continuation token for paging). Each row includes documents summary same as above. Use this to find orders or restrict to “active” or other status values you care about—not required for every integration.GET .../orders/{orderId}/documents/{documentId}/content — Returns the file bytes (suitable for archiving CMR, invoice, packing list, etc., depending on what was uploaded and how types are labeled).POST /orders or POST /orders/upsert) and save orderId.GET) and read Documents..../content to download.POST .../orders/{orderId}/documents with multipart file and documentType.DELETE .../orders/{orderId} to remove an order; query / GET to locate or audit orders.orderId storage.GET order to see Documents; use .../content to download and review.POST .../orders/{orderId}/documents/{documentId}/status — Set document status to Accepted or Rejected (with optional reasoning / rejection reason per your API model). The API only allows transitions appropriate to the document’s current state (see your reference; the implementation focuses on InReview / Accepted / Rejected style states for changes).