Transaction not yet indexed

5u6SSbhqFTL5SVVdAZSHv3LAyNfcRmnp878VESSw3Xr2mEMgkbd73TFAdDH4GEsnse2nevtkC2pfrefJFM3MqFY4

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