Transaction not yet indexed

21gbAfP4VC6kXh8khYQ65EcrSdsHUMcAkkuVThDUg2gkbETWQqULJWSvzz6mmvCRcFikCjZAXpKykXhWRCsTxpF1

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