Transaction not yet indexed

YLKB6CQAwqgEr5hj1ts4RLaZVaLxN2bVSTktGyysqMLN6MkyCb5otfHbdN6hqpgTRbVnZWioG1QiAHxNKqh78CS

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