POS request UUID

Product UUID

Electrum-facing six-digit product ID captured for reporting

Selling partner UUID. Partner callers may omit it because Nova infers their authenticated partner. MVNO callers may omit it only when externalStoreId/storeId resolves the seller.

External store identifier from the POS integrator, resolved against partner.externalId

Alias for externalStoreId for integrations that submit the field as storeId

Third-party/reseller partner UUID for commercial attribution. MVNO callers only; direct partner callers cannot override reseller attribution.

Voucher creation source/integration

Whether redemption provisions the linked product or loads airtime value

Merchant ID

Terminal ID

Operator ID

Originator ID

Receiver ID

Receiver name

Settlement entity ID

Retrieval Reference Number

System Trace Audit Number

Originator reference

Settlement entity reference

Service reference

Tender type

POS state

Tender card number (masked)

Client-generated UUID v4. Reuse the same key only when retrying the exact same voucher authorisation request.