Transaction not yet indexed

Am8MuggD5ATSJajv5ba1APqzXpA2GoUodCExMBEjsHMFRVDxzK2A62kc9z5jaC3NS4brhNh1QizqE8kDH3dLm2m

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