Either open, closed, or all to filter by state.
Allowed values:openclosedall
Default:open
Filter pulls by head user or head organization and branch name in the format of user:ref-name or organization:ref-name. For example: github:new-script-format or octocat:test-branch.
Filter pulls by base branch name. Example: gh-pages.
What to sort results by. Can be either created, updated, popularity (comment count) or long-running (age, filtering by pulls updated in the last month).
Allowed values:createdupdatedpopularitylong-running
Default:created
The direction of the sort. Can be either asc or desc. Default: desc when sort is created or sort is not specified, otherwise asc.
Allowed values:ascdesc
Results per page (max 100)
Default:30
Page number of the results to fetch.
Default:1