Transaction not yet indexed

66u6X3b377QAgewXFvFRL7QsjQCEbrpgNUNLRf6n3w1yWubfKJnQS4Zm4BELRd3PK6LQS4aZGuFTLbJ7DN668RgE

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