code: @Override
    public Schema convertSchema(SI inputSchema, WorkUnitState workUnit) throws SchemaConversionException {
      Preconditions.checkArgument(workUnit.contains(ConfigurationKeys.CONVERTER_AVRO_SCHEMA_KEY));
      this.schema = new Schema.Parser().parse(workUnit.getProp(ConfigurationKeys.CONVERTER_AVRO_SCHEMA_KEY));
      return this.schema;
    }
docs: Ignore input schema and parse in Avro schema from config