/give @p sign 1 0 {BlockEntityTag:{Text1:"{\"text\":\"the cake is a lie\",\"color\":\"red\",\"bold\":true,\"italic\":true,\"underlined\":true,\"strikethrough\":true,\"obfuscated\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"give @p cake 1\"}}",Text2:"{\"text\":\"wanna have a bad time\",\"color\":\"red\",\"bold\":true,\"italic\":true,\"underlined\":true,\"strikethrough\":true,\"obfuscated\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"give @p tnt 2\"}}",Text3:"{\"text\":\"why do people not use there strongest attack first\",\"color\":\"blue\",\"bold\":true,\"italic\":true,\"underlined\":true,\"strikethrough\":true,\"obfuscated\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"give @p spawn creeper 3\"}}",Text4:"{\"text\":\"why\",\"color\":\"gold\",\"bold\":true,\"italic\":true,\"underlined\":true,\"strikethrough\":true,\"obfuscated\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"give @p gold ingot\"}}"},display:{Name:"Custom Sign"}}