let
    // Read the list of covered funds (one GET, no key), naming your own project
    Doc = Json.Document(Web.Contents(
        "https://tickerinside.com/api/v1/funds.json",
        [Headers = [#"User-Agent" = "MyProject/1.0 (+https://example.com)"]])),
    // One row per fund read from its issuer's own file: t is the ticker,
    // n the name, c the category, er the expense ratio, p the positions
    Funds = Table.SelectColumns(
        Table.FromRecords(Doc[funds], null, MissingField.UseNull),
        {"t", "n", "c", "er", "p"}),
    Named = Table.RenameColumns(Funds, {{"t", "ticker"}, {"n", "name"},
        {"c", "category"}, {"er", "expense_ratio"}, {"p", "positions"}}),
    // The date of the data, on every row
    Dated = Table.AddColumn(Named, "as_of",
        each Date.FromText(Doc[as_of]), type date)
in
    Dated