diff --git a/app/routes/automation.py b/app/routes/automation.py
index d6f0e22..b9ad5a7 100644
--- a/app/routes/automation.py
+++ b/app/routes/automation.py
@@ -289,6 +289,13 @@ async def preview_automation(
     rda_por_pac = {}
     for id_rec, filas in grupos.items():
         cod = str(filas[0].get("COD_PACIENTE", ""))
+        num_fac = str(filas[0].get("NUM_FACTURA") or "").strip()
+        rda_json_prev = generar_rda_paciente(
+            filas, prof_def, esp_def, remis_def, prefijo_def,
+            numero_override=num_fac,
+            contrato_map=contrato_map,
+            sin_contrato_set=sin_contrato_set,
+        )
         if cod not in rda_por_pac:
             rda_por_pac[cod] = []
         rda_por_pac[cod].append({
@@ -299,6 +306,7 @@ async def preview_automation(
             "valor": float(filas[0].get("VALORTOTAL") or 0),
             "diag": str(filas[0].get("DIAG_PPAL") or ""),
             "contrato": str(filas[0].get("CODCONTRATO") or "").strip(),
+            "json": rda_json_prev,
         })
 
     pacientes_preview = [
diff --git a/app/templates/automation.html b/app/templates/automation.html
index a0c9647..ca3a582 100644
--- a/app/templates/automation.html
+++ b/app/templates/automation.html
@@ -236,15 +236,20 @@ async function previewAutomation() {
       showToast('No hay datos para esa fecha', 'warning');
     } else {
       table.innerHTML = data.pacientes_preview.map((p, i) => {
-        const rdaRows = p.rda.map(r => `
-          <div class="flex items-center gap-3 px-6 py-1.5 bg-blue-50 border-t border-blue-100 text-xs">
-            <span class="text-blue-400 w-4"><i class="fas fa-flask"></i></span>
-            <span class="font-mono text-blue-700 w-28">${r.factura}</span>
-            <span class="text-blue-600 w-24">${r.fecha}</span>
-            <span class="font-mono bg-blue-100 text-blue-800 px-1.5 py-0.5 rounded w-14 text-center">${r.contrato || '—'}</span>
-            <span class="text-blue-600 w-20">${r.examenes} examen(es)</span>
-            <span class="text-blue-600 flex-1">${r.diag}</span>
-            <span class="text-blue-700 font-medium">$${Number(r.valor).toLocaleString('es-CO')}</span>
+        const rdaRows = p.rda.map((r, j) => `
+          <div class="divide-y divide-blue-100">
+            <div class="flex items-center gap-3 px-6 py-1.5 bg-blue-50 border-t border-blue-100 text-xs cursor-pointer hover:bg-blue-100 select-none"
+                 onclick="toggleRdaJson('rda-json-${i}-${j}', this)">
+              <i class="fas fa-chevron-right text-blue-300 text-xs transition-transform duration-150" id="rdachev-${i}-${j}"></i>
+              <span class="text-blue-400 w-4"><i class="fas fa-flask"></i></span>
+              <span class="font-mono text-blue-700 w-28">${r.factura}</span>
+              <span class="text-blue-600 w-24">${r.fecha}</span>
+              <span class="font-mono bg-blue-100 text-blue-800 px-1.5 py-0.5 rounded w-14 text-center">${r.contrato || '—'}</span>
+              <span class="text-blue-600 w-20">${r.examenes} examen(es)</span>
+              <span class="text-blue-600 flex-1">${r.diag}</span>
+              <span class="text-blue-700 font-medium">$${Number(r.valor).toLocaleString('es-CO')}</span>
+            </div>
+            <div id="rda-json-${i}-${j}" class="hidden bg-gray-900 text-green-300 text-xs font-mono p-4 overflow-x-auto whitespace-pre">${JSON.stringify(r.json, null, 2)}</div>
           </div>`).join('');
         return `
           <div class="divide-y divide-gray-100">
@@ -364,6 +369,14 @@ function toggleRda(id, row) {
   if (chev) chev.style.transform = hidden ? 'rotate(90deg)' : '';
 }
 
+function toggleRdaJson(id, row) {
+  const div = document.getElementById(id);
+  const chev = row.querySelector('[id^="rdachev-"]');
+  const hidden = div.classList.contains('hidden');
+  div.classList.toggle('hidden', !hidden);
+  if (chev) chev.style.transform = hidden ? 'rotate(90deg)' : '';
+}
+
 function togglePs(id, row) {
   const div = document.getElementById(id);
   const chev = row.querySelector('[id^="pschev-"]');