IPartnerMembershipInviteService – Steam Web API Documentation

UNDOCUMENTED

https://api.steampowered.com/IPartnerMembershipInviteService/GetInvites/v1/

Name	Value	Type	Required	Description
key	click to set	string	Yes	Access key
partnerid		uint32	No
filter_states[0]		int32[]	No	enum