add STAC JSON POST examples
add STAC JSON POST examples
tomkralidis/pycsw,ricardogsilva/pycsw,bukun/pycsw,kalxas/pycsw,kalxas/pycsw,geopython/pycsw,tomkralidis/pycsw,tomkralidis/pycsw,ricardogsilva/pycsw,geopython/pycsw,geopython/pycsw,bukun/pycsw,kalxas/pycsw,bukun/pycsw,ricardogsilva/pycsw