Import Jira Epics with PowerQuery

JiraEpics.pq

let
    JiraRootUrl = getNamedCellValue("JiraRootUrl"),
    ProjectKey = getNamedCellValue("ProjectKey"),
    Source = Json.Document(Web.Contents(JiraRootUrl & "/rest/api/2/search?jql=project=" & ProjectKey & " AND issuetype = Epic AND labels in ('process_improvement')")),
    issues = Source[issues],
    #"Converted to Table" = Table.FromList(issues, Splitter.SplitByNothing(), null, null, ExtraValues.Error),
    #"Expanded Column1" = Table.ExpandRecordColumn(#"Converted to Table", "Column1", { "fields","key"}, { "Column1.fields","EpicKey"}),
    #"Expanded Column1.fields" = Table.ExpandRecordColumn(#"Expanded Column1", "Column1.fields", {"customfield_10104"}, {"Epic Name"})
in
    #"Expanded Column1.fields"