What should be done?

We should support error codes in tags to provide different error messages for the same error (for example invalid collection is processed differently in "data" commands like update and "administration" commands like dataSize).

TBD

Where?

internal/handlers/commonparams/extract_params.go

Definition of Done

• all handlers updated;
• unit tests added/updated;
• integration/compatibility tests added/updated;
• spot refactorings done;
• user documentation updated or an issue to create documentation created;
• something else?