Transaction not yet indexed

5U51YWyWdGtCZbFFyc2hgXvhvDn4E3BVVeikaMTWKoiXpChBr8769PmRLfKvZDMdN331ydTUHGh1FSefNp5W5zpi

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