Transaction not yet indexed

21mLs9qXMvoxkb9RfkHXybVbuV3XF4PRdLCeztUtyQxQ6i6ojbKvSoTFNQW4Dxw1ZzzH6Sk7zzaS7dv8g6a6RC15

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