The primary key of the sort is the number of literal characters in the full URI matching pattern.
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The secondary key of the sort is the number of template expressions embedded within the pattern—that is, {id} or {id : .+}. This sort is in descending order.
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The tertiary key of the sort is the number of nondefault template expressions. A default template expression is one that does not define a regular expression—that is, {id}.