Transaction not yet indexed

YLBUnbpp9hQfba9bVQfP8EytRrE5rQ1ud9NbnMAtAQXZLu4Te9u2Khn2kfLcMey2vWSTJnBkZvtRjRqvmXFqJP8

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