Transaction not yet indexed

21Np4oYev8jFTPJ7FTKyncGFyig5GUDz4SutJXWxb5rGv797qGuvWwXN5CG2TT1a4AXLv9B2sTLUA4LKGux6d4bU

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