Transaction not yet indexed

5CXynnSa21tdvGwFx7e7EhE3dveKDTMaRPGANvgdRNPE2gZaMpKu4y3tAXTBSWxsV6mLCZnqabmgSpSv8xZ8nPF9

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