Transaction not yet indexed

21AamktZsFL4pLgndXFvgdSp6n9Gmkt8CFDAvo5dNHoBqSG6EmMxNWXyCdB7S7VdcbPyKYCyKjCCLn42mALFTqKW

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