List Messages
Body
filter with staff will show only staff messages and customer will show only customer messages.
filter with staff will show only staff messages and customer will show only customer messages.
tag with string value (comma separated) will return messages belonging to conversations matching specific tags.
origin with number value will return messages from a specific origin (see below note on origin values).
sent_by with a value matching a known user email will return only messages sent by that user.
sent_by with a value matching a known user email will return only messages sent by that user.
category with a string value will return messages from a specific Channel (internally called category) matching the slug value.
start_date and end_date (ISO8601 format) will allow filtering of messages by creation date.
start_date and end_date (ISO8601 format) will allow filtering of messages by creation date.
include with the value original_body will return an additional original_body attribute that is the message's HTML, if present.
include with the value original_body will return an additional original_body attribute that is the message's HTML, if present.
Comma-separated response fields to include.