Transaction not yet indexed

ngFB9tufgPTX2dAMueDW2TdbDBKx1vR41VoaPEShqejU6w3sdmDkHQp7k4nvj1ezS4RU8tgr4TjYKMtxD9nCK31

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