History of obj 1 change

In src/cli/json.rs, lines 7–10 on 39f5c913f617e503c9660cf9bb11095ee27ca3866ee694a372481d9cfe7973c8. 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 7,10:src/cli/json.rs.