Transaction not yet indexed

28tbSMDvyz8G75UtMUT4fwchPjDfC5TbYNgD6itPTtDB2JQy827cmdpUCuU6TqjhVxuRGZ2ViEKvv1RHxXwV93m8

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