{
  "TragedyDegree": 3,
  "ComedyDegree": 7
}

Explanation:

- **Tragedy Degree (3)**: The story contains some moderate tragic elements, notably Millie's struggle with the competition from the Big Box Store and her subsequent injury which immobilizes her for weeks. However, the overall tone is optimistic and the tragic elements are handled gracefully without deep, long-lasting sorrow, warranting a score of 3.

- **Comedy Degree (7)**: The story has several light-hearted and feel-good elements, such as the community's support, the success of the online store, and the eventual partnership with the Big Box Store. While it might not be extremely comedic, the story’s outcome is positive and uplifting, meriting a score of 7.
