Transaction not yet indexed

21C8R7YaEGXy7aomNvSKkDCNexSupm6pm8dSSJRa9aKNEne4558z4nBkHh1FNS2YjbjGdbBBH82pHFuSmNvMS9VG

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