Transaction not yet indexed

21Um2bMCQ8Dkm47EtJ24onrrs7i3Lu5RTuxr5c7ARZetyGZUcupF7owYc9YHiExePC3GojvjiJNaGq1vF9d2GVYi

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