You feel the call. That's the important thing. Now answer it as fully as you can. Take the risk to let all that is in you, out. Escape into the open.
There are people who have never studied writing who are capable of being writers. I know this because I am an example. I was a part-time registered nurse, a wife, and a mother when I began publishing. I'd taken no classes, had no experience, no knowledge of the publishing world, no agent, no contacts ... Take the risk to let all that is in you, out. Escape into the open.
As a writer, you should have a sticky soul; the act of continually taking things in should be as much a part of you as your hair color.