Transaction not yet indexed

21C6x3Svpgq8UFvzrgXs3NXipvBSUrhgsGTJnUzu3XvPWMv1E2KEwayPEuAgwqzHLAuX1DW1p6XkZ5Hb6ACNPU9K

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