Transaction not yet indexed

Am7RTScqEgUfn1RETaBZYeewvFHQBvJFyiYeSpUfroLED15YeaW9dgHeyRiSyjejUfQBPEbqEi7e14PUdhPU1c2

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