Transaction not yet indexed

21PPFTeEJh4hcHX78PCfcVGwnnXFoRF1mMxPkRcQWnQu3qB8TQJSPR1t7hrD5DHnee9i3EHTYY1NzipbqtFMaDG5

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