Transaction not yet indexed

MECNu52q5AXKLKW9njdFUb1oahWe9Sw1BPAjLGc1BYoMNaFMpkbEXTHwNvHsKjzaNppL3Adq6qCY2ddRKJCm1Qi

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