Transaction not yet indexed

AMffYKXKTQ7r1EP2Z3Y5xetWPi47BaiAYpdYhFoB7PHCB2ewY7K7DbBw5g3xbECuaJVkDLDHiBQ8znUCQcFUEuy

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