code: def softmax_decision_plan():
      op = Softmax(
          temperature=1.0, values={"action1": 10.0, "action2": 20.0}
      )
      return DecisionPlanBuilder().set_root(op).build()
  
imports: from reagent.serving.config.builder import DecisionPlanBuilder, EpsilonGreedyRanker, export, Frechet, InputFromRequest, Softmax, SoftmaxRanker, UCB
label_desc: Use image node_id 1 for calling a global function with example usage: softmax_decision_plan() and returns: DecisionPlanBuilder