History of to_json 1 change

In src/cli/receipt.rs, lines 37–65 on b493d993a9df4197d9d4a511ff5f287148b8e00ac08163101cd7daae8e226029. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 37,65:src/cli/receipt.rs.