Transaction not yet indexed

4STDX21cidVLuAFe8o3m4U64LLcscbv8SCzvHfUjx9VyBS7L1N2PjsWbCkLFerxVt4s8dq7jk1WBExquG1JMptrC

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