Transaction not yet indexed

5u66UfZXkAkFT9ByR5P79s1nVTafodKFPGhg3PtF5qnG9gA6mL1XpChp7iRWeyjbVyyFVe81ps6WyqbAwnWva3z1

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