add_action( 'propertyhive_property_imported_agency_pilot_api', 'use_brochure_header', 10, 2 );
function use_brochure_header($post_id, $property)
{
    $brochure_header = ( ( isset($property['Additional']['BrochureHeader']) ) ? $property['Additional']['BrochureHeader'] : '' );
    if ( $brochure_header != '' )
    {
        $my_post = array(
            'ID'          	 => $post_id,
            'post_title'     => wp_strip_all_tags( $brochure_header ),
            'post_excerpt'   => $property['Description'],
            'post_content' 	 => '',
            'post_status'    => 'publish',
        );

        // Update the post into the database
        $post_id = wp_update_post( $my_post );
    }
}