supplier_submissions:correct.
The original submitted payload stays immutable. Only the working snapshot changes.
Allowed when
levelisbasic- The submission is not
duplicate_not_accepted,rejected, or closed - Promotion has not started
- Tera has not recorded a successful first contact
Correctable fields
first_name, last_name, telephone, email, preferred_contact_method.
You cannot change external_reference, level, funding amount, purpose, or commercial outcome through this operation.
