Transaction not yet indexed

21MDkJwoUQLDRbxmip8WqbLf1JsUcqHfgUfGrfMmgwpb2YyDHBjMCMib3GfDhZVg4tzJ2a7pPxbwaRBnf5QKqJH8

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