Transaction not yet indexed

MFkF6nfi5kWZnBhtJqxvaeDGrdxyYXWps6GCA57ZLNAUtPoVdmPTc9Yo7ekzVn9AvyaNN5cLw8Q5cvu87SBN3vq

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.