Transaction not yet indexed

HMxJ5urbKLdkt9eTkAiy4fuqMaFDy6CLDyqy4Y5pyfJ5S4c7csUgrSwSLTTLt8oF2Q8wFEADS7mTZm3Khb6nFRC

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