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diff --git a/images/kyc-process.tex b/images/kyc-process.tex
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+\documentclass[fleqn]{article}
+\usepackage{amsmath}
+\usepackage{multimedia}
+\usepackage[utf8]{inputenc}
+\usepackage{framed,color,ragged2e}
+\usepackage[absolute,overlay]{textpos}
+\usepackage{xcolor}
+\usepackage{relsize}
+\usepackage{graphicx}
+\usepackage{tikz,eurosym,calc}
+\usetikzlibrary{tikzmark}
+\usetikzlibrary{shapes,arrows,arrows.meta}
+\usetikzlibrary{positioning,fit,patterns}
+\usetikzlibrary{calc}
+\usepackage{pgf-umlsd}
+\usepackage{relsize}
+
+\pagestyle{empty}
+\begin{document}
+
+\begin{sequencediagram}
+    \newinst{customer}{Customer}
+    \newinst[4]{ex}{Exchange}
+    \newinst[4]{kyc}{KYC Provider}
+    \postlevel
+    \mess[0]{customer}{POST: payment request}{ex}
+    \mess[0]{ex}{POST: initiate KYC}{kyc}
+    \mess[0]{kyc}{KYC-Start-URL}{ex}
+    \mess[0]{ex}{KYC-Start-URL}{customer}
+    \postlevel
+    \mess[0]{customer}{GET: KYC-Start-URL}{kyc}
+    \mess[0]{kyc}{KYC Web Form}{customer}
+    \mess[0]{customer}{POST: KYC data}{kyc}
+    \mess[0]{kyc}{redirect URL or pending}{customer}
+    \postlevel
+    \begin{sdblock}{alternative}{}
+    \mess[0]{customer}{GET: redirect URL}{ex}
+    \mess[0]{ex}{Thanks!}{customer}
+    \end{sdblock}
+    \prelevel
+    \prelevel
+    \prelevel
+    \prelevel
+    \prelevel
+    \begin{sdblock}{alternative}{}
+      \mess[0]{kyc}{Async validation finished Webhook}{ex}
+      \mess[0]{ex}{Thanks!}{kyc}
+    \end{sdblock}
+    \postlevel
+    \mess[0]{ex}{GET: KYC status?}{kyc}
+    \mess[0]{kyc}{KYC data}{ex}
+    \mess[0]{customer}{POST: payment request}{ex}
+    \mess[0]{ex}{normal response}{customer}
+\end{sequencediagram}
+
+\end{document}
+
+