Transaction not yet indexed

28MCcfLPndVDhKqopEmsPRLRWrVWD5ky4vVXNpwnh8PoxaH9bbVJSjJEtWcE5kQ4dj3DWtvBKcrEhfhAgtpC6CVG

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