@Experimental
    public void setMethodOptions(String methodName, Options options) {
      String threadIdentifier = getThreadIdentifier();
      Map<String, Request.Options> methodOptions =
          threadToMethodOptions.getOrDefault(threadIdentifier, new HashMap<>());
      threadToMethodOptions.put(threadIdentifier, methodOptions);
      methodOptions.put(methodName, options);
    }
Set methodOptions by methodKey and options

@param methodName it's your FeignInterface method name.
@param options it's the Options for this method.
core/src/main/java/feign/Request.java