Transaction not yet indexed

21MzuCnhCvkbowXNULfiLhghJ1Ljy2se5it5YDRby5JPfFsgv3rmF3BAC9RJu8YDRGDUFMYZ8CRMtrCvVAPgWkzV

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