message: Update src/structures/message.ts
diff: @@ -127,7 +127,7 @@ export async function createMessage(data: MessageCreateOptions) {
  ...rest
  } = data;
  - const restProps = {};
  + const restProps: Record<keyof MessageCreateOptions, any> = {};
  for (const key of Object.keys(rest)) {
  // @ts-ignore
  restProps[key] = createNewProp(rest[key]);
  