{"base_url":"https://sandbox.api.heru.app/partners/v1","cases_version":"2026-10-11","docs":"https://developers.heru.app/#sandbox","note":"Scripted answers only. Nothing here reaches the SAT, RENAPO or the IMSS, and invoices have no fiscal validity.","service":"heru Partner API v1 sandbox","token_url":"https://sandbox.api.heru.app/oauth/token"}