|  | @@ 140-142 (lines=3) @@ | 
                                                            
                                    | 137 |  | 		} | 
                                                            
                                    | 138 |  |  | 
                                                            
                                    | 139 |  | 		foreach ( $required_parameters as $required ) { | 
                                                            
                                    | 140 |  | 			if ( !is_scalar( $$required ) ) { | 
                                                            
                                    | 141 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is malformed.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 142 |  | 			} | 
                                                            
                                    | 143 |  |  | 
                                                            
                                    | 144 |  | 			if ( !strlen( $$required ) ) { | 
                                                            
                                    | 145 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is missing.', str_replace( '_', '-', $required ) ) ); | 
                                                                                
                                |  | @@ 144-146 (lines=3) @@ | 
                                                            
                                    | 141 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is malformed.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 142 |  | 			} | 
                                                            
                                    | 143 |  |  | 
                                                            
                                    | 144 |  | 			if ( !strlen( $$required ) ) { | 
                                                            
                                    | 145 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is missing.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 146 |  | 			} | 
                                                            
                                    | 147 |  | 		} | 
                                                            
                                    | 148 |  |  | 
                                                            
                                    | 149 |  | 		if ( empty( $body ) ) { |