cid - account ID

logid - unique message ID

flags - tags applied to this message including supplied tags

sender - sender of the message, user id or number, when it is equal to the phone field this means incoming text, same as status=received

proxy- a proxy number that sent or received messagephone- a contact phone number, it is unique within the account (cid)

tcr_cid- TCR campaign id

sent_time- timestamp when the message was sent

update_time - last status update timestamp

text- text of the message sent/received

file- attachment URL for MMS messages

group- a group this contact belongs to at the time the message was sent

action- action this message was part of

status- delivery status: received, delivered, undelivered, failed

status_code- original error code we received in webhook, may not be the same as errcode, this code may be present even for delivered messages

error_text- undelivered error explanation

error_code- normalized error code

error_subcode- additional code for cases of complex errors

price- what we charged for this message

tracking- our short URL used in this message, ID and domain for tracking purposes

contact_flags- a list of all contact flags currently assigned, webhooks only

contact_source - the contact source field, webhooks only