Transaction not yet indexed

28RUBsi6w1Shte3cTrUUXdLLexssrcpbiYQiLj5PVY4FYNYNWraLDMVHowsQMCa8xDHJ2nCadZ8mcS6g9YBCG4M8

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