Internal
The text you want to display on the connector. Supports inline HTML tags.
Optional
positionThe relative position of the text on the connector, in percentage, minimum 0%, maximum 100%. With 50% value, the text will be placed in the middle of the connector line. Default: 50%
Optional
textThe vertical position of the text on the connector. Default: middle
Contains the connector's caption data, such as content and its position.