Transaction not yet indexed

LAac9mVxumnnzpfDGw6rKYiZ4YfERWBJEte55AeE4wFk42eMavjXPPFqfyZitJV6P1PiFQmNq3FcJxptDG8aHUs

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