Transaction not yet indexed

528vkKmrb5bboKFh2VxJpVmxtT7scbtwk8Yz56G1aFfLi5SXLYjpwB3cviJNnwKPadwDkNHmshfFZi7EmERsebr4

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