Hi @kls, thank you so much for taking an interest in trying out Coinbase APIs. For the details regarding your inquiry, we will check on this for you with our team to see how we can best assist. We’ll get back to you once we have more information. Keep in touch!
Hello @kls, after confirming this inquiry with our team, you may need to use the Products endpoint to get precision for orders. Assuming that it is MANA-USD, use the endpoint: https://api.exchange.coinbase.com/products/MANA-USD/