Transaction not yet indexed

ECu99Jg9TnRDb1546CXLFSbCddWY3Q1MuXUKacPDWDnLMCgnWmtui3LrqsRt225ndS5rPMuX6BjdgR5LnhhJupc

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