Transaction not yet indexed

mESMCR27XJVTMX88PgguuT2WxRdokZQ2YgFnhbqzBAT3cKUQDNUTFoo3mcrDsLksvuPGHZSa9gPH7LuSDvJRMDP

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