Refactor to_json/from_json.
@@ -1488,7 +1488,7 @@ tsError ts_bspline_to_beziers(const tsBSpline *spline, tsBSpline *beziers,
* @param[in] spline
* The spline to serialize.
* @param[out] json
- * The serialized json string.
+ * The serialized JSON string.
* @param[out] status
* The status of this function. May be NULL.
* @return TS_SUCCESS
