Transaction not yet indexed

28apkr91EcYuqwU7HQx1PX3wtfPC4ryi4LQJC5EVvgW55epaQK3wxZFD9cJbb58CWf6UrJoMh6pvxtYLKZ2dXcM7

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