Transaction not yet indexed

1Pf6EpuJHGc1vqDMK2hqCQKFKD6hiGVnPfidfVJ3yfzVoDYaWSZXgkJcQqv3yGz7ikdCDHs6MDQkjsLduKinU72

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