original_string: protected function getInitHeaders(): array
      {
          // Initial payload consists of required headers for Wildfire
          return array_merge(
              $this->createHeader(['Protocol', 1], static::PROTOCOL_URI),
              $this->createHeader([1, 'Structure', 1], static::STRUCTURE_URI),
              $this->createHeader([1, 'Plugin', 1], static::PLUGIN_URI)
          );
      }
code: protected function getInitHeaders(): array
      {
          // Initial payload consists of required headers for Wildfire
          return array_merge(
              $this->createHeader(['Protocol', 1], static::PROTOCOL_URI),
              $this->createHeader([1, 'Structure', 1], static::STRUCTURE_URI),
              $this->createHeader([1, 'Plugin', 1], static::PLUGIN_URI)
          );
      }
code_tokens: protected function getInitHeaders ( ) : array { // Initial payload consists of required headers for Wildfire return array_merge ( $ this -> createHeader ( [ 'Protocol' , 1 ] , static :: PROTOCOL_URI ) , $ this -> createHeader ( [ 1 , 'Structure' , 1 ] , static :: STRUCTURE_URI ) , $ this -> createHeader ( [ 1 , 'Plugin' , 1 ] , static :: PLUGIN_URI ) ) ; }
docstring: Wildfire initialization headers to enable message parsing
  
  @see createHeader()
  @see sendHeader()
docstring_tokens: Wildfire initialization headers to enable message parsing