message: call_get_args in read_action_data
diff: #include "vm_api.h"
  uint32_t read_action_data( void* msg, uint32_t len ) {
  + if (get_vm_api()->get_call_status()) {
  + return get_vm_api()->call_get_args((char*)msg, len);
  + }
  return get_vm_api()->read_action_data(msg, len);
  }
  