Transaction not yet indexed

HMPTaqWKRtTnVCbTmrurmuKwKmVTUvs6q1AjDAD1yxyzWYKoaSc8qkqMsyRhZyMgR9j537dkse9qJ1dcKW8Z1eT

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