Transaction not yet indexed

EX55XcFyWK2RodzAfTZkQ9osei4Frg2VE2US8Q9My1C5mEdrQNQzimpF1vBUDbeB67XBg8Aj98m8Di5PhrMc5PZ

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