"content goal":

{
  "content_goal": "病毒式运动跳跃定格帖子",
  "image_type": "跳跃定格动作摄影",
  "visual_style": "电影感运动社论风格，高冲击力，优质",
  "motion_concept": {
    "action_type": "跳跃定格",
    "timing": "捕捉峰值高度",
    "motion_state": "空中完全定格",
    "energy": "爆发力十足但受控"
  },
  "pose_details": {
    "pose_name": "跳跃定格肌肉展示姿势",
    "body_position": "空中跳跃，双腿对称伸展或弯曲",
    "core_engagement": "核心收紧，展现可见力量",
    "arm_position": "手臂平衡、有表现力、运动感对齐",
    "freeze_quality": "锐利、悬浮、挑战重力"
  },
  "subject": {
    "description": "充满力量的女性运动身形表演强力跳跃定格",
    "p

...