ComfyUI Workflow

Error: Invalid JSON format

class MyNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "image": ("IMAGE",),
                "value": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0}),
            },
        }
    
    RETURN_TYPES = ("IMAGE",)
    FUNCTION = "process"
    CATEGORY = "My Category"
    
    def process(self, image, value):
        return (image * value,)