Transaction not yet indexed

21NgqkJBMBfZYSR3XMZ88YmyUpYVbzY8mDMkPQE1uDs1e3XKjV9XFodzhB5eWum3wJWS8c4Mr9QKvGUG9NiPLc4w

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