Transaction not yet indexed

51Ed9Pr9k1Wq1EnEWiDkoihdhVH6FDHmSjySUcib6UN5DsFAMDBgjMwkJHfgWsxdvHicfJLLFizmnvbZ2PMPddS

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