Transaction not yet indexed

21tb4LvKng6VsLQv5SfAd2UHWApgSfkZTjvJryokJB9o8DZVP8Qzw1h5GVRTreBiGU8dj9eCHEthXBXx3Ab3whFk

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