Transaction not yet indexed

5B66fbgAQmmyWLkFpPx5pjkRWUAQHCNEkPJKzfDJyn2AkUNqbrGLzdRWEmCfSoSWbNer5RumzAn1WUNo4Zcev4p2

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