How to write to FAL from another site?

Tell me how to collect messages from other sites,there are 10 or more sites on which is is they have the feedback and the question is how to collect feedback into a Central website
June 10th 19 at 14:42
1 answer
June 10th 19 at 14:44
Actually, what's the dilemma?
You can reference the sender to the Central site in all 10 sites

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