Transaction not yet indexed

AMUuS6oYqLEsw5bk4uD5bDZab2Uc1JSEuRes6y39gRGiipe9zdNXmYPeTSvXxE7RP5ibiYrC5M5HEpMowT2gULB

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