Transaction not yet indexed

21AWMMGwKwKwEH4gcxPC93ePkXNbBNJLPosTVYzPLgrdVqnbRtvuGHi5ejFQGAPb2jeN4DXwW7pCG7zYkG1oWKpq

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