Transaction not yet indexed

1MbafkVEkMsWXEKVhMQb9XC3HQyWdfFu3CGXF6mxEj1xVQNVaSqmmGDQWdpRBkFXmQkpseNANaFMhRxHhpN1i8

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