Korean Speech Data Collection -- 2

I am looking for NATIVE KOREAN for Korean Speech Data Collection. This project is conducted to evaluate native accents for machine learning (Natural Language Processing). No experience are required for this project. However, each respondents should be able to record in a quiet environment to avoid disqualification. Details: 1. Native Korean only (aged 18 and above) 2. Phone is compatible to download the app: SHUJIAJIA which is needed for data collection. 3. There are 450 Mixed Korean-English sentences to be recorded. Payment scheme: 1. 10 USD would be deposited once you finish your recording. 2. Additional payment would be transferred for better score (5 - 10 USD) 3. Respondents could modify their recording to get higher score. 4. Modifications are optional. Additional: Any respondents who can recruit at least 3 respondents would receive additional 5 USD for each completed task.