/
(?:(?#
#json->start)(?:(?#
#array->start)\[\s*(?:(?#
#element-in-array->start)(?:(?#
#object->start){\s*(?:(?:(?#
#key:value->start)(?:(?:(?#
#key->start)"[a-zA-Z_]\w*"(?##key->end))\s*:\s*(?:(?#
#value->start)(?R)|"(?:\\.|[^\\"]*)*"|[+-]?(?:[1-9]\d*|0)(?:\.\d+)?|true|false|null(?#value->end)))(?#
#key:value->end))(?:\s*,\s*(?:(?#
#key:value->start)(?:(?:(?#
#key->start)"[a-zA-Z_]\w*"(?##key->end))\s*:\s*(?:(?#
#value->start)(?R)|"(?:\\.|[^\\"]*)*"|[+-]?(?:[1-9]\d*|0)(?:\.\d+)?|true|false|null(?#value->end)))(?#
#key:value->end)))*)?\s*}(?#