Optional pagination mechanism; may not necessarily allow scrolling through entire result set.
Search query string; syntax, phrase, boolean, and faceting is unspecified, but Lucene query syntax is recommended. For typeahead search, only simple term match is supported, not full syntax.
If true, acts as fast/simple 'typeahead' query.
DID of the account making the request (not included for public/unauthenticated queries). Used to boost followed accounts in ranking.