Transaction not yet indexed

21AU16a7ooTse4gc8myZU44c9PwZfHyY45RbqfrT24dY6M5meeLniQbzfkj7C4HZ2U3cdRq56AcotfTL3VnV8oxY

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