Not sure. To the best of my knowledge, every hour, there is a certain number of transactions that you can submit for free.
Discussion
I've used it a long time ago, you had to time it to be as close to the hour as possible to get through.
Not sure. To the best of my knowledge, every hour, there is a certain number of transactions that you can submit for free.
I've used it a long time ago, you had to time it to be as close to the hour as possible to get through.