DESCRIPTION
This endpoint generates a HTML letter.
URL STRUCTURE
https://[hostname]/matter/letter/htmlMETHOD
POST
HEADERS
**Authorization:** string Base64 [email]:[key]
PARAMETERS
| Name | Type | Description |
|---|---|---|
| matterId | int | Matter ID template is associated with. |
| contactId | int | Contact ID the letter is addressed to. |
| siteId | int | Address ID letter is addressed to. |
| taskId | int | Task ID template is associated with. |
| template-header | string | Header HTML to merge |
| template-content | string | Content HTML to merge |
| template-sign-off | string | Sign Off HTML to merge |
RETURNS
Returns the merged downloadable letter from merged HTML.