curl --location --request POST 'https://saas-open.vhall.com/v3/webinars/privilege/set-role-basic-info' \
--header 'platform: 15' \
--header 'Content-Type: application/x-www-form-urlencoded' \
--data-urlencode 'webinar_id=658171537' \
--data-urlencode 'nickname=微吼-侯瑞' \
--data-urlencode 'avatar=https://q6.itc.cn/q_70/images03/20240319/5567d75589bd46439af8e835beeac44f.png' \
--data-urlencode 'app_key=75844ad7a2a5f2b421c04a125b197996' \
--data-urlencode 'sign={{sign}}' \
--data-urlencode 'signed_at={% mock 'timestamp' , 's' %}' \
--data-urlencode 'sign_type=0'