Transaction not yet indexed

Am8Ew74ij1EVAv9cDCZfr1maG9uomFG9doiGLmxy6CJpp7Rg2N9kLDD4nTESmNRuSn3PnBGFa3mWA8vHvc4t1k2

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