Transaction not yet indexed

21hE6vM8oY3XKPdfWMUCgcyaSPVLVrWUReFm88wotxdfEZ24DcNPXu7bWEWprnVDrgc47Dp7H6bvrHCFvrHz8Upo

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