How to write image on docusign template by apextooltip and change emailsubjectline, write html content using apextooltip.

Hi Team,

Requirement: 

• How can i change/replace docusign email subject line text(‘sandeep soni learning env sent you a document to review and sign.’) with required text. I am using salesforce docusign managed package and apex class for accessing and generating envelops.
  • Example: 

    

     

• How to write salesforce notes&attachment images on docusign template using apex tooltip.
  • Example: I have upload an image from salesforce flow and now i want to write that image on docusign template so whenever receive opens document for review, he should see that image.
• How to print Salesforce Rich text field value with html content like bullet etc on docusign template using apex tooltip.
  • Example: In salesforce, i have richtext area field and i have below html content in this richtext area sf field:

    <ul><li>Option 1</li><li>Option 2</li></ul><p><br></p>

     i want to write this html content on docusign template so whenever receiver opens document he should see same html format like bullet/paragraph/bold etc that sf richtextarea field already contains.

please suggest the solutions of above problems. I have blocked here.