Transaction not yet indexed

2So51W3ASWNt1gspH3xPSwDnAZ3qfncB7AMNKwhEF8rzPZv8hPgTcCYQJW6k2EoiZBdWWKZJEckHw4YTnRtsCmxq

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