This PR adds support to the custom headers field used to attach headers to message and draft objects. Not to be confused with custom headers to Nylas API requests, completed by #552.
License
I confirm that this contribution is made under the terms of the MIT license and that I have the authority necessary to make this contribution on behalf of its copyright owner.
Description
This PR adds support to the custom headers field used to attach headers to message and draft objects. Not to be confused with custom headers to Nylas API requests, completed by #552.
License
I confirm that this contribution is made under the terms of the MIT license and that I have the authority necessary to make this contribution on behalf of its copyright owner.