Transaction not yet indexed

YMLFMDimEsnTwppb4EE29RtPZZ8XS1WP9KcQPFsZPqLN1A1fGbDD9Cpwmhd8EmcAxSGTGDkLbnD6sLyrq2oTrh1

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