diff --git a/x/auth/tx/eip712.go b/x/auth/tx/eip712.go
index df1fa66d96..54f9a94d14 100644
--- a/x/auth/tx/eip712.go
+++ b/x/auth/tx/eip712.go
@@ -454,17 +454,22 @@ func cleanTypesAndMsgValue(typedData apitypes.Types, primaryType string, msgValu
 					newValue["value"] = bz
 					newAnySet[i] = newValue
 				}
-				msgValue[encName] = newAnySet
+				msgValue[encName[:len(encName)-3]] = newAnySet
+				typedData[primaryType][i].Name = encName[:len(encName)-3]
+				typedData[primaryType][i].Type = "TypeAny[]"
+				delete(typedData, encType[:len(encType)-2])
 			} else {
 				anyValue := msgValue[encName[:len(encName)-3]].(map[string]interface{})
 				newValue := make(map[string]interface{})
 				bz, _ := json.Marshal(anyValue)
 				newValue["type"] = anyValue["@type"]
 				newValue["value"] = bz
-				msgValue[encName] = newValue
+				msgValue[encName[:len(encName)-3]] = newValue
+				typedData[primaryType][i].Name = encName[:len(encName)-3]
+				typedData[primaryType][i].Type = "TypeAny"
+				delete(typedData, encType)
 			}
-			typedData[encType] = anyApiTypes
-			delete(msgValue, encName[:len(encName)-3])
+			typedData["TypeAny"] = anyApiTypes
 			continue
 		}
 		encValue := msgValue[encName]