This method will provide a complete listing of the code identifiers for the various systems that provide a unique identifier for companies. For example, France has the SIREN number.
These codes are typically used when searching for transactors. This method can (for example) be used to populate a dropdown of identifiers in a search form.
In the return, for a given identifier, if the attribute IsPrincipal = true, it is considered the main one for the country and therefore will be more likely to return a result if used for the search.
Searching via Euler Hermes ID
For users that are famililar with searching via the Euler Hermes ID, these are accessible with the service listing type 'eulerid' (e.g., http://api.single-invoice.co/v2.0/transactor/:countrycode/eulerid/:id).