Transaction not yet indexed

a15LtjhqU2We7psVrUoSAe1a21h84eF9ZL4jKvtD8LeDA7Tv3e64bzMfu3oTf3TkjpzXsCRZfnCS11di8qqNb43

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