Transaction not yet indexed

21k7aKArJfp2PnrpDankZpKLasSytsQPnjYtKeHg8GrfNrVvR7u3QmmeWNvzADm4uJAdFk5e9P8bT8uTmqT8KSzU

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