|  | @@ 88-90 (lines=3) @@ | 
                                                            
                                    | 85 |  | 		} | 
                                                            
                                    | 86 |  |  | 
                                                            
                                    | 87 |  | 		foreach ( $required_parameters as $required ) { | 
                                                            
                                    | 88 |  | 			if ( !is_scalar( $$required ) ) { | 
                                                            
                                    | 89 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is malformed.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 90 |  | 			} | 
                                                            
                                    | 91 |  |  | 
                                                            
                                    | 92 |  | 			if ( !strlen( $$required ) ) { | 
                                                            
                                    | 93 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is missing.', str_replace( '_', '-', $required ) ) ); | 
                                                                                
                                |  | @@ 92-94 (lines=3) @@ | 
                                                            
                                    | 89 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is malformed.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 90 |  | 			} | 
                                                            
                                    | 91 |  |  | 
                                                            
                                    | 92 |  | 			if ( !strlen( $$required ) ) { | 
                                                            
                                    | 93 |  | 				return new Jetpack_Error( 'invalid_signature', sprintf( 'The required "%s" parameter is missing.', str_replace( '_', '-', $required ) ) ); | 
                                                            
                                    | 94 |  | 			} | 
                                                            
                                    | 95 |  | 		} | 
                                                            
                                    | 96 |  |  | 
                                                            
                                    | 97 |  | 		if ( is_null( $body ) ) { |