'how add style to variables via easy_rich_text widget

how can i add style or conditional style to easy_rich_text widget? like this ${userData['invoiceAll']}$ and is it possible add condition to that?(if high red color, elseif low green color

EasyRichText(
                  "I authorize to change my credit_card below for ${userData['invoiceAll']}\$ on the ${userData['signupday']} Day of each Month ",
                  patternList: [
                    EasyRichTextPattern(
                      targetString: '${userData['invoiceAll']}\$',
                      style: TextStyle(fontSize: 15),
                    ),
                    EasyRichTextPattern(
                      targetString: '${userData['signupday']}',
                      style: TextStyle(fontSize: 15),
                    ),
             ),


Solution 1:[1]

i added hasSpecialCharacters: true and issue fixed

Sources

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Source: Stack Overflow

Solution Source
Solution 1 sianami