Responsible for building plain text content object using
    ask-sdk-model in Alexa skills kit display interface.
    https://developer.amazon.com/docs/custom-skills/display-interface-reference.html#textcontent-object-specifications.

    :param primary_text: Text for primary_text field
    :type primary_text: (optional) str
    :param secondary_text: Text for secondary_text field
    :type secondary_text: (optional) str
    :param tertiary_text: Text for tertiary_text field
    :type tertiary_text: (optional) str
    :return: Text Content instance with primary, secondary and tertiary
        text set as Rich Text objects.
    :rtype: TextContent
    :raises: ValueError

def get_rich_text_content(primary_text=None, secondary_text=None, tertiary_text=None):
    # type: (str, str, str) -> TextContent
    """Responsible for building plain text content object using
    ask-sdk-model in Alexa skills kit display interface.
    https://developer.amazon.com/docs/custom-skills/display-interface-reference.html#textcontent-object-specifications.

    :param primary_text: Text for primary_text field
    :type primary_text: (optional) str
    :param secondary_text: Text for secondary_text field
    :type secondary_text: (optional) str
    :param tertiary_text: Text for tertiary_text field
    :type tertiary_text: (optional) str
    :return: Text Content instance with primary, secondary and tertiary
        text set as Rich Text objects.
    :rtype: TextContent
    :raises: ValueError
    """
    return get_text_content(
        primary_text=primary_text, primary_text_type=RICH_TEXT_TYPE,
        secondary_text=secondary_text, secondary_text_type=RICH_TEXT_TYPE,
        tertiary_text=tertiary_text, tertiary_text_type=RICH_TEXT_TYPE)