All you need to do is to be open to receive it and then most of all remember that you have received it.
Hence, express your truth, what gives you most joy and sense of purpose. Do this firmly from within. Then, look around, be attentive and wait for a sign.
It will come to you, trust me.
It has already come many times, and what will come to you is merely the memory of those times, the awareness that those times will return in the future and, most of all, are here in the present.