Transaction not yet indexed

21AAHSiWmrtkDZphi5CW1qLPWRGpnvm8ZcNgL8Kkb6gfPzULPSJwPrCZFr5VVSGVPHQeKm7NBYEcMaA2TS39BAn4

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