How to respond to ghosting?

So this dude, and I have met online, and have been texting for a bit. He wasn't that often responsive at first, but when he texted he was invested. One time I got really busy for a couple of hours, and he ended up deleting my # off of WhatsApp. He added me again as soon as I responded... fast forward, we got to know each other better, and the conversation might have taken a loquacious turn I must say (on both ends), until one time he literally ghosted me out of the blue. I sent him a link relevant to what we've been saying. Tomorrow will be a week... my emotions have been a roller coaster.
Men, how do I respond to this please?
I was thinking of sending this then deleting him for good:
"The ghosting was totally unnecessary. Especially that I've been super friendly & transparent with you.
I didn't deserve it."

But then again It's might be my time of the month, and I am indeed hormonal...
Updates
4 mo
On a side note: we haven't met yet. It was all online.
How to respond to ghosting?
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