Transaction not yet indexed

21NU6Df6ASqTBJpQZ2Vdfap6kM2zxpByH3Uizi8PAHTs3Pvve9jonpr2J2vKLg4sRv6K6T3LbfyguQ5mJDgxDAW7

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