Transaction not yet indexed

1aMpmPDmeJig4jBGxJVpAv1rwBqRkYAbvf5eS139hKZ3V1L6qL3PdMHe5rMERAeNuzGRa7eRhQ9uPYMtd8i6H3P

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