Update or Create Contact

POST https://contacts.messagebird.com/v2/ops/contacts/upsert

Request Body

{"updateContact"=>true, "contact"=>{"displayName"=>"Jane Tester", "firstName"=>"Jane", "lastName"=>"Tester", "avatar"=>"https://example.com/avatar.png", "languages"=>["en", "nl"], "country"=>"NL", "timezone"=>"UTC+1", "gender"=>"f", "attributes"=>{"membership"=>"platinum", "status"=>"vip", "customerNumber"=>"1234"}}}

HEADERS