Transaction not yet indexed

28ppJB9v1hMj3CLDzNhahoxpkYimrhrAY16NepzdfhBi9D5fD9C6CVHvFTjYCFBd5PPSbrTGdKLGt64g8wFcxgES

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