Create custom_object doesn't work

@webdew I already use this API. Please read my first message.
I have quite a good solution.

for 1..100 do
 post /crm/v3/schemas { FOO } -> FOO id = 2-111111
 delete /crm/v3/schemas/2-111111
 delete /crm/v3/schemas/2-111111?archived=true
 delete /crm/v3/schemas/2-111111/purge
 post /crm/v3/schemas { FOO } -> FOO id = 2-222222
 result = get /crm/v3/schemas
 if result includes FOO => success += 1
end

the success rate is around 60%. For HubSpot API is a pretty good result :slightly_smiling_face:
Thanks for all answers!