Transaction not yet indexed

53tkFEcKa5QwerdW7BPsMKXGrbxGLRH6R7VGYcoPBKi5Tg7oeLdzzXpTKirQ3nqR7yXG5Ld5kLmd1kTsohbqTjbM

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