Transaction not yet indexed

21DfnPiqa6vFiMdgGYZLAZkn2cevh69NdXJ7h1KsXRVdx2e4W1jxrT2ZRCRewqFHMK4eH6FVFTVCLcH6aTWKbbtT

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