Transaction not yet indexed

21guvmTux5jHUZ2UWxBBTfZvwKvwSN7k2DNB1UwDmD39fbv9E6LHvwBcWuStm6RygBFAQiX8FALAnRhN6saNHWoT

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