{"microcredits_per_usd":1000000,"rates":{"webrtc":{"unit":"per_minute","microcredits":1000,"usd":0.001},"stt":{"unit":"per_minute","microcredits":6000,"usd":0.006},"tts":{"unit":"per_1k_characters","microcredits":8000,"usd":0.008}},"minimums":{"purchase_usd":0.1},"limits":{"max_concurrent_sessions":10,"max_api_rate":5}}