Transaction not yet indexed

ddUmFK2GmwJCWvWSygJgcA6KSwc6cDgwgpDEdXxtk1KpAa2Uj4oFPkt1a3bCdE715U8hvtLP8egwcxRdYjLN8Gm

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