Kling 2.1 (pro)
{ "frame_ratio": "9:16", "video_content": { "action": "A young boy confidently promoting the koko shirt he is wearing, moving naturally as if advertising it.", "location": "indoors, simple background with soft lighting", "clothing": "Boy is wearing a maroon koko shirt with a pattern on the top part.", "movement": "The boy is walking in a smooth, natural motion, smiling and showing off his outfit." } }