Transaction not yet indexed

21U6bfQHwqjjrj4DHMDa3CWjB9z3iiVvRUtRFdirfMt1LXw8FTYNgbKNLLxm8DRimdBsYUpFos18tdt46qFUudNj

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