Eleven智能体活动获取外呼活动进度复制页面GEThttps://api.elevenlabs.io/v1/convai/outbound-campaigns/campaigns/:campaign_id/progress获取外呼活动中潜在客户和呼叫的状态，以及下次呼叫时间。路径参数campaign_idstring必需请求头xi-api-keystring可选响应成功响应leadsobjectShow 6 propertiesconversationsobjectShow 5 propertiesnext_call_time_unixinteger or null计划进行下一次呼叫的时间；未安排时不设置。错误422Unprocessable Entity Error
