Happyhorse 1.0 R2V API

curl --location --request POST 'https://api.tokenhot.ai/v1/video/generations' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "happyhorse-1.0-r2v",
    "input": {
        "prompt": "身着红色旗袍的女性character1，镜头先以侧面中景勾勒旗袍修身剪裁与S型曲线，随即切换至低角度仰拍，捕捉她轻抬玉手展开折扇character2时流苏耳坠character3随头部转动轻盈摆动的细节，最后推近至面部特写，定格在她指尖轻点扇骨、眼波流转间的含蓄风情，多视角全方位展现东方韵味。",
        "media": [
            {
                "type": "reference_image",
                "url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260424/mvzfud/hh-v2v-girl.jpg"
            },
            {
                "type": "reference_image",
                "url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260424/fvuihk/hh-v2v2-folding-fan.jpg"
            },
            {
                "type": "reference_image",
                "url": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20260424/imerii/hh-v2v-earrings.jpg"
            }
        ]
    },
    "parameters": {
        "resolution": "720P",
        "ratio": "16:9",
        "duration": 5
    }
}'