Transaction not yet indexed

28gkttAM4aAvFSTdgghn3NjWb4PeTcK8QCzoHZwZPzpAKEZXGbcRWdZGhedMc7RppdTxdFghm5BWFYrgcpNZ65de

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