Transaction not yet indexed

28Rpk9pSC2fsuv4tE8zYFc7KNBCZ7U8vdhKK9CFygDUgVPDL3rsD4WZKnw114U81GubAAP9qoSPTU1eQTU4M7q2z

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