Transaction not yet indexed

YMP2mKpHBrwWE8P47wtTBJyqE15kxZmEncmjqg8QwCkBN3YRGrfU4fN6NMfgFX9ULiDPnXwQ4Zez18SSqwtppjZ

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