Transaction not yet indexed

YnTFem9AwQPnYAsaTP9MV6NCSWFSDPVjMAgUSkD1bR9hb1xKoN28Nkvco2ApkWbJxaBq3UuLqoYgXoJ28URJ1tm

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