The REST base URL: MJAPI_REST_URL, else the GraphQL endpoint's origin plus /api/v1. MJAPI mounts REST at that origin-absolute path even when its other routes sit under MJAPI_BASE_PATH, so the base path is deliberately not added.
MJAPI_REST_URL
/api/v1
MJAPI_BASE_PATH
The REST base URL:
MJAPI_REST_URL, else the GraphQL endpoint's origin plus/api/v1. MJAPI mounts REST at that origin-absolute path even when its other routes sit underMJAPI_BASE_PATH, so the base path is deliberately not added.