Transaction not yet indexed

518sc2TTgzSoqy3KDDM7aVR2RZVS2USFj33Tb3xaaaGdLi8K7iXHNQCHi2m65se1bLWFUuj3t1mX9UmJttsAVCzU

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