DONE

/setblock ~ ~1 ~ standing_sign 4 replace {Text1:"{text:\"Click\",clickEvent:{action:\"run_command\",value:\"blockdata ~ ~-1 ~ {Command:summon PigZombie ~ ~1 ~ {CustomName:\u00a7cFlex Monster \u00a76[Lv. 1337],Equipment:[{},{},{},{},{id:gold_ingot,Count:1,tag:{display:{Name:\u00a76S\u00a7cA\u00a76X \u00a7cF\u00a76L\u00a7cA\u00a76R\u00a7cE}}}],DropChances:[0.0f,0.0f,0.0f,0.0f,1.0f],Attributes:[{Name:generic.maxHealth,Base:0.01},{Name:generic.attackDamage,Base:0}]}}\"}}"}