Transaction not yet indexed

21mmEq4MbrfUmxvf9jb7qECM3emkx4RtxWPjNokf4oPE4jFa3c8PriZutZa5DRLsL4J7XAMBBiQhgGz9ac52zzwG

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