Transaction not yet indexed

ATxE21sWFHQ1mMpeRiLcDyVGPm5U8fV9XxeiK9oLXkv9xVZiUiqXjVtZsD5jBp4B6SEq4oNk6NLH2M7KAwys8pT

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