Transaction not yet indexed

5mffd1dhTQvkCvaVmoFWkPpVtFJcAfeMnDE6hoL4WAtcPLVVcjknqeBFrr2kk1SKusjd1EdZwsFH5a1ns4g6SRKx

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