Message

The message ID

The conversation ID which the message tied to

The user ID of the sender

The created datetime

The sequence of the message

The type of the message:
- type = 1: Text.
- type = 2: Photo.
- type = 3: Video.
- type = 4: Audio.
- type = 5: File.
- type = 6: Link.
- type = 7: Conversation creation notification.
- type = 8: Conversation rename notification.
- type = 9: File.
- type = 10: Contact.
- type = 11: Sticker.
- type = 100: Notification

The status of the message:
- INITIALIZE(state = 0): The message is initialized
- SENDING(state = 1): The message is sent by the sender
- SENT(state = 2): The message is sent to Stringee server
- DELIVERED(state = 3): The message is delivered to the recipient
- READ(state = 4): The message is read by the recipient

The content of the message