Transaction not yet indexed

pkEn2BVRBwkNya5K8HxEFc4xSBm1kfFZDKJ7ZQdMxfDw9ZzA6Cb8oQfLotvbC6ATWBJA5u4xPb1nvyFkEL8tdc2

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