Transaction not yet indexed

28NDpwvutW28r2KVo5vKMNmbmVtupsCE2ceCQc4qR6f1mhijj6YacsAd3oMqPetf9Gav6VCP7QuR1CUsmJsrVZf2

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