Transaction not yet indexed

28FtmHdoVHibuv7kvgrU6PDmNh4ZoypHQokAzoR9rbc8cpmBGSL2fAdLga51Fg4MPgPWGzJEeYwezpNE56W5aYNT

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