分母是100的分数都叫做百分数．
{"response":{"error":"API请求失败","http_code":429,"response":"{\"code\":700001,\"detail\":\"用户请求RPM超限，请稍后重试\",\"message\":\"USER_RPM_RATELIMITING\",\"error\":{\"code\":\"700001\",\"message\":\"用户请求RPM超限，请稍后重试\",\"type\":\"USER_RPM_RATELIMITING\"}}"}}
