Send Private Messages, Simple Copy/Paste job

For this project I am looking for cheap hard workers. This job contains two steps: 1. paste subject in the subject box (I will provide the urls and the text of the subject) 2. paste the content message (I will provide the content message) 3. click send That's all. Give me your best offer for this job for 320.000 private messages. Each private message could be send within 10 to 15 seconds of time, so please calculate a reasonable price since it's nothing more than simple data-entry. If you have a team, you may use your team since the time to complete is in 30 days. Give me your best offer!