Transaction not yet indexed

55K6sgLfSUbZ4DKAdTGKHFfoYYBVVAQDb8DNSSExMG7xzSk8rCCS87sfvrPbktSRmwsWRSepepxbnXGoHjbi1Xj2

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