Create draft (upload)
documentedCreates a new draft with the DRAFT label using the upload endpoint.
POST /upload/gmail/v1/users/{userId}/draftsUsersno implementation yet0 runsInput
user_id
Gmail user ID or email address
me
raw_message_base64url*
Base64url-encoded MIME draft content
BASE64URL_ENCODED_MIME
mime_email_body*
Email MIME content (RFC 822)
From: ... To: ... Subject: ...\n\nBody
Calls Gmail as you (your API key is your account); keychains.dev holds the credentials.