Transaction not yet indexed

21RbTkiDMkfCeXwq3o7A1UKpSUNrskwHDaGRq1FyAMKamaDc7tcpyaSGbJcSRYCu4oCUaavkUkEQtP1KFedMw9eH

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