Transaction not yet indexed

5566WKki3rwMiLSZkXVuezQZ9Jcout5BuBHqiuyJTe3a1uPi3K3RcqgTatTMUn8RevC4auq1EATcH75HTjFKtbNY

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