API v10InterfacesRESTGetAPIChannelThreadMemberQueryVersion: 0.37.46On this pageRESTGetAPIChannelThreadMemberQuery https://discord.com/developers/docs/resources/channel#get-thread-memberIndex Propertieswith_memberProperties optionalwith_memberwith_member?: booleanWhether to include a guild member object for the thread member
https://discord.com/developers/docs/resources/channel#get-thread-member