Map the unsupported-accounting-plan response to a typed empty result
Source:R/regnskap.R
regnskap_unsupported.RdRegnskapsregisteret answers HTTP 500 with the message
oppstillingsplan som ikke er støttet (PLAN) (also seen spelled
stottet) for entities whose accounting plan it does not serve.
Usage
regnskap_unsupported(resp, org_nr, empty, call = rlang::caller_env())