Transaction not yet indexed

AM28TfsvFCyBBX9K98QLJtJPboLiRxNkMdnUtvyGLKmLJhH493B623yKKM1TkiqdgzRa5sP7w8yS1xa4WJEp5Nm

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