Transaction not yet indexed

NM51Vp3aE7wf1PwBTsjhPSfLxwURBQWuteEnAZaRpuAty7FeRCEi7xVatEihQZnx2VLKahTHwpkG8aPTjkHSWCf

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