Transaction not yet indexed

21kkDdPvKdAPJ3m8mZFpnGFfjhALuRCThCtJsVTvwrN5SxmEM52f8X8oTytJRrWjD3HLwFRBGaS8mbLxotdEi7k2

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