What are some subtle signs that my fearful avoidant ex is warming up to me again (via text)?

What are some subtle signs that my fearful avoidant ex is warming up to me again (via text)?

I backed off significantly over a month ago now when he friend-zoned me. What would be some signs that he’s regretting that decision? This is all via text at this point due to distance.

What are some subtle signs that my fearful avoidant ex is warming up to me again (via text)?
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