Transaction not yet indexed

AV21BpwP2DnSK1aSQkVnqSXVEGYtjvJkx8vt4Z1SgPiFv5VKfxRWzXVgPrMCVbvKBSt2faj9LrCJmyzV1ErFBnN

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