In the tracker, following information are missing in your case:
(1) Parent country of citizen:
(2) In Process Date: (can be found in the ecas)
(3) DM date: (can be found in the SA letter)
Ecas appears like following:
https://drive.google.com/file/d/1lkYBHHXbwNemwle42rGISAk8W2mi5X5d/view