Transaction not yet indexed

Cu5tnYX9s2VaMbbsziyiaqdMqYJbfUzhB3seEzMf1B7eTwWvfznWXhJ5WvYHhmBQo3T3F3oa56SaXdZzWMZKLdZ

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