Add a sample to an existing order and return the updated order.

Send the sample as a single sample form field containing the JSON-encoded
object described below. The sample must belong to the same industry as the
rest of the order.

Samples cannot be added to an order that has been canceled or completed;
those requests fail with invalid_order_status.

Sample fields

• name (string) — product name for this sample.
• strain_name (string) — name of the sample strain. Optional for
  non-cannabis samples.
• type_id (int) — ID from the sample type enumeration.
• production_method_id (int) — ID from the production method enumeration.
  Use 99 to submit a blank value.
• classification_id (int) — ID from the sample classification enumeration.
  Use 1 to submit a blank value.
• test_package_ids (list of int) — IDs of the test packages ordered for this
  sample.
• notes (string, optional) — additional notes about this sample.
• lims_id (string, optional) — internal tracking ID for this sample.
• production_date (date, optional) — date the sample or product was
  harvested or created.
• date_samples_collected (date, optional) — date the sample was collected.
• batch_id (string, optional) — batch identifier.
• batch_size (float, optional) — batch size.
• batch_size_unit (string, optional) — g for grams, units for units, or
  lb for pounds. Defaults to g.
• lot_id (string, optional) — lot identifier.
• lot_size (float, optional) — lot size.
• lot_size_unit (string, optional) — g for grams, units for units, or
  lb for pounds. Defaults to g.
• production_run_id (string, optional) — production run identifier.
• production_run_size (float, optional) — production run size.
• production_run_size_unit (string, optional) — g for grams, units for
  units, or lb for pounds. Defaults to g.
• manifest_id (string, optional) — manifest identifier, often for
  seed-to-sale systems.
• harvest_id (string, optional) — harvest identifier, often for seed-to-sale
  systems.
• regulator_sample_id (string, optional) — seed-to-sale tracking ID for this
  sample.
• regulator_batch_id (string, optional) — seed-to-sale batch ID for this
  sample.
• regulator_lot_id (string, optional) — seed-to-sale lot ID for this sample.

The following fields are required to calculate mg/container values for
edibles:

• unit_description (string, optional) — describes the serving unit of the
  sample.
• unit_weight (float, optional) — weight of an individual unit.
• units_per_serving (float, optional) — how many units make up one serving.
• servings_per_container (float, optional) — how many servings are in a
  container.

The sample object also accepts:

• send_client_email (boolean, optional) — if true the client receives email
  notifications for the order being edited. Defaults to true.