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": "The woman wearing a red qipao, character1, is first depicted in a medium side shot to outline the fitted cut of the qipao and her S-shaped curves. The camera then switches to a low-angle upward shot, capturing the subtle details as she lightly raises her jade hand to open a folding fan, character2, with tassel earrings, character3, swinging gently as her head moves. Finally, the shot moves in close to her face, freezing on the delicate gesture of her fingertips tapping the fan bones and the restrained charm in her eyes, showcasing the Oriental elegance from multiple angles and perspectives.",
        "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
    }
}'