PYTHON : Flask API TypeError: Object of type 'Response' is not JSON serializable

PYTHON : Flask API TypeError: Object of type 'Response' is not JSON serializable
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I have a hidden feature that I promised to tell you about.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Then, type the letters 'awesome' on your keyboard as the next step.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

Here's a short introduction about myself,
Hi, my name is Delphi, nice to meet you.
Let me assist you in answering any questions you may have.
PYTHON : Flask API TypeError: Object of type 'Response' is not JSON serializable
Please don't hesitate to let me know if you have more specific queries by commenting or chatting with me.
Please feel free to share your answer or insights on the answer by leaving a comment below.
Providing an answer will be acknowledged and appreciated with a 'heart' from me.
'Response' not Object serializable TypeError: of Flask type is : PYTHON JSON API