Transaction not yet indexed

28AESpZVdcaADxJ8fFiEdUqNrFDQe9D92sSnvZKsQPw9EvopA1nGS4TBaBvNcZh2BeWz93rmEDocRTGBDsfJMst9

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