Transaction not yet indexed

28Mq2231EyP9tJkDSoHatF4Cz9sCoFhFYQtBPFbP7BPWymhTfFDFypUQ2oSbQJ9MYRb4QVkqpUMMKFFw8Twr4mRW

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