Transaction not yet indexed

21UrMXLSqbTRuJWiPKyJfa4ZsCcRXH2tvF7xscw7UZcsLdMw5vmJDk2krr9FQHbuR1EkuTvFi4Tnv51ZPiaY7m1X

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