Transaction not yet indexed

28c9C7eUEViVtaKs5snov8iHu8XhKHWcXSFXk5h6JwWFufMsNB3DBGq6R6YdvhhPFtD5eYkG5mQiJpTKCF8vv1ER

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