Transaction not yet indexed

28sRqdffcZTeAQgYhZD5X6tRrFzHDyp7E4aduv8MoaCc9o8ktEdGCwMNAMZzYSSJrcxiptYA7oVmdE3VCH6Efp17

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