我有一个列表＆＃34; fieldInfo＆＃34;包含嵌套列表中的嵌套列表和列表。下面你可以看到它的结构：任何想法如何创建一个有意义的数据框架？我愿意接受建议。我用jsonlite提取数据。谢谢。
$id
[1] "9EB98349-B021-1ACC-892D-DF657D147D58"
$parent_id
[1] "245A310E-0DA9-40F8-90D2-F073FF6E7F42"
$field_id
[1] "9EB98349-B021-1ACC-892D-DF657D147D58"
$field_number
[1] 19
$field_label
[1] "Vind je dit CRF leuk?"
$field_is_alias
[1] FALSE
$field_variable_name
[1] "crf_leuk"
$field_type
[1] "radio"
$field_required
[1] 1
$field_hidden
[1] 0
$field_info
[1] ""
$field_units
[1] ""
$field_min
NULL
$field_min_label
NULL
$field_max
NULL
$field_max_label
NULL
$field_summary_template
NULL
$field_slider_step
NULL
$report_id
[1] ""
$field_length
NULL
$additional_config
NULL
$exclude_on_data_export
[1] FALSE
$option_group
$option_group$id
[1] "32C13510-A9EF-BB86-5439-6E70607BD549"
$option_group$name
[1] "4pts Leuk Schaal"
$option_group$description
[1] "Ja een vierpuntsschaal"
$option_group$layout
[1] FALSE
$option_group$options
id name value groupOrder
1 E4B1A938-EBE0-207E-9D91-B6C7BAD0C130 Helemaal niet leuk 1 0
2 7DF7D17C-A0B2-6DCF-33CB-C5C8E9EC7CFF Niet zo leuk 2 1
3 478CF871-3F29-E3EA-A29B-39DEF8F3C440 Heel erg leuk 3 2
4 6C98B92E-7E26-AD91-0D6A-3E2757B4A124 Heel heel erg leuk 5 3
5 C8FD2291-42AB-4A1F-C520-E4FB46A2EE55 Not applicable NA 4
$option_group$fields
list()
$metadata_points
list()
$validations
list()
$dependency_parents
list()
$dependency_children
list()
$`_links`
$`_links`$self
$`_links`$self$href
[1] "https://rc.do.castoredc.com/api/study/50F73B74-8706-4A9E-AED9-9582BAED9D42/field/9EB98349-B021-1ACC-892D-DF657D147D58"