diff --git a/src/lib/ae_api/api_post__crud_obj_v3.ts b/src/lib/ae_api/api_post__crud_obj_v3.ts
index c6b4827c..6df62fb3 100644
--- a/src/lib/ae_api/api_post__crud_obj_v3.ts
+++ b/src/lib/ae_api/api_post__crud_obj_v3.ts
@@ -30,11 +30,20 @@ export async function create_ae_obj_v3({
         console.log('Fields:', fields);
     }
 
+    // Standard Aether Pattern: Auto-serialize any key ending in _json
+    const cleaned_fields = { ...fields };
+    for (const key in cleaned_fields) {
+        if (key.endsWith('_json') && cleaned_fields[key] !== null && typeof cleaned_fields[key] === 'object') {
+            if (log_lvl > 1) console.log(`Auto-serializing field: ${key}`);
+            cleaned_fields[key] = JSON.stringify(cleaned_fields[key]);
+        }
+    }
+
     return await post_object({
         api_cfg,
         endpoint,
         params,
-        data: fields,
+        data: cleaned_fields,
         log_lvl
     });
 }
@@ -66,11 +75,19 @@ export async function create_nested_obj_v3({
         console.log('Fields:', fields);
     }
 
+    // Standard Aether Pattern: Auto-serialize any key ending in _json
+    const cleaned_fields = { ...fields };
+    for (const key in cleaned_fields) {
+        if (key.endsWith('_json') && cleaned_fields[key] !== null && typeof cleaned_fields[key] === 'object') {
+            cleaned_fields[key] = JSON.stringify(cleaned_fields[key]);
+        }
+    }
+
     return await post_object({
         api_cfg,
         endpoint,
         params,
-        data: fields,
+        data: cleaned_fields,
         log_lvl
     });
 }
@@ -104,11 +121,20 @@ export async function update_ae_obj_v3({
         console.log('Fields:', fields);
     }
 
+    // Standard Aether Pattern: Auto-serialize any key ending in _json
+    const cleaned_fields = { ...fields };
+    for (const key in cleaned_fields) {
+        if (key.endsWith('_json') && cleaned_fields[key] !== null && typeof cleaned_fields[key] === 'object') {
+            if (log_lvl > 1) console.log(`Auto-serializing field: ${key}`);
+            cleaned_fields[key] = JSON.stringify(cleaned_fields[key]);
+        }
+    }
+
     return await patch_object({
         api_cfg,
         endpoint,
         params,
-        data: fields,
+        data: cleaned_fields,
         log_lvl
     });
 }
@@ -142,11 +168,19 @@ export async function update_nested_obj_v3({
         console.log('Fields:', fields);
     }
 
+    // Standard Aether Pattern: Auto-serialize any key ending in _json
+    const cleaned_fields = { ...fields };
+    for (const key in cleaned_fields) {
+        if (key.endsWith('_json') && cleaned_fields[key] !== null && typeof cleaned_fields[key] === 'object') {
+            cleaned_fields[key] = JSON.stringify(cleaned_fields[key]);
+        }
+    }
+
     return await patch_object({
         api_cfg,
         endpoint,
         params,
-        data: fields,
+        data: cleaned_fields,
         log_lvl
     });
 }