获取用户信息

{
  "can_use_delayed_payment_methods": true,
  "first_name": "<string>",
  "is_new_user": true,
  "is_onboarding_completed": true,
  "subscription": {
    "allowed_to_extend_character_limit": true,
    "can_extend_character_limit": true,
    "can_extend_voice_limit": true,
    "can_use_instant_voice_cloning": true,
    "can_use_professional_voice_cloning": true,
    "character_count": 123,
    "character_limit": 123,
    "currency": "usd",
    "max_voice_add_edits": 123,
    "next_character_count_reset_unix": 123,
    "professional_voice_limit": 123,
    "status": "trialing",
    "tier": "<string>",
    "voice_add_edit_counter": 123,
    "voice_limit": 123
  },
  "xi_api_key": "<string>"
}