Transaction not yet indexed

Mr7xkpDb2sndjmLbcAdsUPaLcQUcJQq9ibU9kAap5yoQqiQLfyGuUfmSyY4jqgzR5SABYk7VQ7XrJJpPBZ8Xk72

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