Transaction not yet indexed

5MEMqRmEt1ho7XTgTqiCW4gwuCUAKTScs1TxeNGavPPfAMbZjWM3ynM4C4Cb7ckVDwfjsQs5FAKjVUBnqf7QL7Gc

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