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learndash_course_progress
Array
(
    [percentage] => 0
    [completed] => 0
    [total] => 11
)

learndash_get_course_steps
Array
(
    [0] => 1615044
    [1] => 1615041
    [2] => 1615042
    [3] => 1615038
    [4] => 1615039
    [5] => 1615040
    [6] => 1615035
    [7] => 1615036
)

$activity

$lesson_progress
Array
(
    [total] => 2
    [completed] => 0
    [percentage] => 0
)

$topics
Array
(
    [0] => WP_Post Object
        (
            [ID] => 1615035
            [post_author] => 3
            [post_date] => 2019-12-19 08:19:20
            [post_date_gmt] => 2019-12-19 13:19:20
            [post_content] => 
            [post_title] => There Will Never Be Another You Improv
            [post_excerpt] => 
            [post_status] => publish
            [comment_status] => closed
            [ping_status] => closed
            [post_password] => 
            [post_name] => there-will-never-be-another-you-improv
            [to_ping] => 
            [pinged] => 
            [post_modified] => 2019-12-19 08:19:20
            [post_modified_gmt] => 2019-12-19 13:19:20
            [post_content_filtered] => 
            [post_parent] => 0
            [guid] => https://jazzpianolessons.com/topic/there-will-never-be-another-you-improv/
            [menu_order] => 1
            [post_type] => sfwd-topic
            [post_mime_type] => 
            [comment_count] => 0
            [filter] => raw
        )

    [1] => WP_Post Object
        (
            [ID] => 1615036
            [post_author] => 3
            [post_date] => 2019-12-19 08:19:20
            [post_date_gmt] => 2019-12-19 13:19:20
            [post_content] => 
            [post_title] => Student Homework
            [post_excerpt] => 
            [post_status] => publish
            [comment_status] => closed
            [ping_status] => closed
            [post_password] => 
            [post_name] => student-homework
            [to_ping] => 
            [pinged] => 
            [post_modified] => 2019-12-19 08:19:20
            [post_modified_gmt] => 2019-12-19 13:19:20
            [post_content_filtered] => 
            [post_parent] => 0
            [guid] => https://jazzpianolessons.com/topic/student-homework/
            [menu_order] => 2
            [post_type] => sfwd-topic
            [post_mime_type] => 
            [comment_count] => 0
            [filter] => raw
        )

)