Drop down. Update firebase document from link DropDown

Actions & Logic
Resolved

Hi. I need to create a document in Session collection and add there Client_Id from DropDown. In DropDown there is no data type "reference" and the client reference is written as a string. But how do I pass it as a reference?

What have you tried so far?

I tried to create a custom function to translate a string into a reference, but it doesn't work(

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No