Transaction not yet indexed

28aCH1kycERfe68eKuYArV6p1hUM4LT99tpb4sz2fMdNTPuwUyjUbkk4xwfU7WZB2YxJggJC7MxfMfxMEARbGFkZ

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